Home / 56,233.50-77,511.94-38,078.47

Finding the Fourth Proportional to 56,233.50, 77,511.94 and 38,078.47

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Solution

The fourth proportional to 56,233.50, 77,511.94 and 38,078.47 is: 52,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,233.50 : 77,511.94 = 38,078.47 : x
  2. Step 2: Convert to fraction form
    56,233.50/77,511.94 = 38,078.47/x
  3. Step 3: Cross multiply
    56,233.50x = 77,511.94 × 38,078.47
  4. Step 4: Simplify right side
    56,233.50x = 2,951,536,081.93
  5. Step 5: Solve for x
    x = 2,951,536,081.93/56,233.50
  6. Step 6: Final answer
    x = 52,487.15

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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.