Home / 67,249.92-92,825.28-38,962.56

Finding the Fourth Proportional to 67,249.92, 92,825.28 and 38,962.56

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Solution

The fourth proportional to 67,249.92, 92,825.28 and 38,962.56 is: 53,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,249.92 : 92,825.28 = 38,962.56 : x
  2. Step 2: Convert to fraction form
    67,249.92/92,825.28 = 38,962.56/x
  3. Step 3: Cross multiply
    67,249.92x = 92,825.28 × 38,962.56
  4. Step 4: Simplify right side
    67,249.92x = 3,616,710,541.52
  5. Step 5: Solve for x
    x = 3,616,710,541.52/67,249.92
  6. Step 6: Final answer
    x = 53,780.15

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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.