Home / 58,463.07-80,625.21-38,312.63

Finding the Fourth Proportional to 58,463.07, 80,625.21 and 38,312.63

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Solution

The fourth proportional to 58,463.07, 80,625.21 and 38,312.63 is: 52,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,463.07 : 80,625.21 = 38,312.63 : x
  2. Step 2: Convert to fraction form
    58,463.07/80,625.21 = 38,312.63/x
  3. Step 3: Cross multiply
    58,463.07x = 80,625.21 × 38,312.63
  4. Step 4: Simplify right side
    58,463.07x = 3,088,963,839.40
  5. Step 5: Solve for x
    x = 3,088,963,839.40/58,463.07
  6. Step 6: Final answer
    x = 52,836.16

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Half scale
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Double scale
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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.