Home / 54,781.10-75,597.91-29,630.60

Finding the Fourth Proportional to 54,781.10, 75,597.91 and 29,630.60

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Solution

The fourth proportional to 54,781.10, 75,597.91 and 29,630.60 is: 40,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.10 : 75,597.91 = 29,630.60 : x
  2. Step 2: Convert to fraction form
    54,781.10/75,597.91 = 29,630.60/x
  3. Step 3: Cross multiply
    54,781.10x = 75,597.91 × 29,630.60
  4. Step 4: Simplify right side
    54,781.10x = 2,240,011,432.05
  5. Step 5: Solve for x
    x = 2,240,011,432.05/54,781.10
  6. Step 6: Final answer
    x = 40,890.22

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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.