Home / 54,565.04-75,299.02-30,691.74

Finding the Fourth Proportional to 54,565.04, 75,299.02 and 30,691.74

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Solution

The fourth proportional to 54,565.04, 75,299.02 and 30,691.74 is: 42,354.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565.04 : 75,299.02 = 30,691.74 : x
  2. Step 2: Convert to fraction form
    54,565.04/75,299.02 = 30,691.74/x
  3. Step 3: Cross multiply
    54,565.04x = 75,299.02 × 30,691.74
  4. Step 4: Simplify right side
    54,565.04x = 2,311,057,514.40
  5. Step 5: Solve for x
    x = 2,311,057,514.40/54,565.04
  6. Step 6: Final answer
    x = 42,354.18

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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.