Home / 67,781.20-93,538.07-37,568.47

Finding the Fourth Proportional to 67,781.20, 93,538.07 and 37,568.47

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Solution

The fourth proportional to 67,781.20, 93,538.07 and 37,568.47 is: 51,844.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,781.20 : 93,538.07 = 37,568.47 : x
  2. Step 2: Convert to fraction form
    67,781.20/93,538.07 = 37,568.47/x
  3. Step 3: Cross multiply
    67,781.20x = 93,538.07 × 37,568.47
  4. Step 4: Simplify right side
    67,781.20x = 3,514,082,176.65
  5. Step 5: Solve for x
    x = 3,514,082,176.65/67,781.20
  6. Step 6: Final answer
    x = 51,844.50

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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.