Home / 89,542.01-123,585.55-51,327.17

Finding the Fourth Proportional to 89,542.01, 123,585.55 and 51,327.17

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Solution

The fourth proportional to 89,542.01, 123,585.55 and 51,327.17 is: 70,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542.01 : 123,585.55 = 51,327.17 : x
  2. Step 2: Convert to fraction form
    89,542.01/123,585.55 = 51,327.17/x
  3. Step 3: Cross multiply
    89,542.01x = 123,585.55 × 51,327.17
  4. Step 4: Simplify right side
    89,542.01x = 6,343,296,251.59
  5. Step 5: Solve for x
    x = 6,343,296,251.59/89,542.01
  6. Step 6: Final answer
    x = 70,841.57

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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.