Home / 89,407.16-123,382.14-53,598.68

Finding the Fourth Proportional to 89,407.16, 123,382.14 and 53,598.68

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Solution

The fourth proportional to 89,407.16, 123,382.14 and 53,598.68 is: 73,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,407.16 : 123,382.14 = 53,598.68 : x
  2. Step 2: Convert to fraction form
    89,407.16/123,382.14 = 53,598.68/x
  3. Step 3: Cross multiply
    89,407.16x = 123,382.14 × 53,598.68
  4. Step 4: Simplify right side
    89,407.16x = 6,613,119,839.58
  5. Step 5: Solve for x
    x = 6,613,119,839.58/89,407.16
  6. Step 6: Final answer
    x = 73,966.33

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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.