Home / 91,511.91-137,253.69-24,957.36

Finding the Fourth Proportional to 91,511.91, 137,253.69 and 24,957.36

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Solution

The fourth proportional to 91,511.91, 137,253.69 and 24,957.36 is: 37,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,511.91 : 137,253.69 = 24,957.36 : x
  2. Step 2: Convert to fraction form
    91,511.91/137,253.69 = 24,957.36/x
  3. Step 3: Cross multiply
    91,511.91x = 137,253.69 × 24,957.36
  4. Step 4: Simplify right side
    91,511.91x = 3,425,489,752.66
  5. Step 5: Solve for x
    x = 3,425,489,752.66/91,511.91
  6. Step 6: Final answer
    x = 37,432.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.