Home / 58,463.32-80,625.55-38,312.88

Finding the Fourth Proportional to 58,463.32, 80,625.55 and 38,312.88

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Solution

The fourth proportional to 58,463.32, 80,625.55 and 38,312.88 is: 52,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,463.32 : 80,625.55 = 38,312.88 : x
  2. Step 2: Convert to fraction form
    58,463.32/80,625.55 = 38,312.88/x
  3. Step 3: Cross multiply
    58,463.32x = 80,625.55 × 38,312.88
  4. Step 4: Simplify right side
    58,463.32x = 3,088,997,022.08
  5. Step 5: Solve for x
    x = 3,088,997,022.08/58,463.32
  6. Step 6: Final answer
    x = 52,836.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.