Home / 42,382.85-63,574.28-34,995.65

Finding the Fourth Proportional to 42,382.85, 63,574.28 and 34,995.65

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Solution

The fourth proportional to 42,382.85, 63,574.28 and 34,995.65 is: 52,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,382.85 : 63,574.28 = 34,995.65 : x
  2. Step 2: Convert to fraction form
    42,382.85/63,574.28 = 34,995.65/x
  3. Step 3: Cross multiply
    42,382.85x = 63,574.28 × 34,995.65
  4. Step 4: Simplify right side
    42,382.85x = 2,224,823,076.90
  5. Step 5: Solve for x
    x = 2,224,823,076.90/42,382.85
  6. Step 6: Final answer
    x = 52,493.48

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.