Home / 67,979.17-93,811.17-37,767.28

Finding the Fourth Proportional to 67,979.17, 93,811.17 and 37,767.28

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Solution

The fourth proportional to 67,979.17, 93,811.17 and 37,767.28 is: 52,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,979.17 : 93,811.17 = 37,767.28 : x
  2. Step 2: Convert to fraction form
    67,979.17/93,811.17 = 37,767.28/x
  3. Step 3: Cross multiply
    67,979.17x = 93,811.17 × 37,767.28
  4. Step 4: Simplify right side
    67,979.17x = 3,542,992,724.52
  5. Step 5: Solve for x
    x = 3,542,992,724.52/67,979.17
  6. Step 6: Final answer
    x = 52,118.80

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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.