Home / 68,432.73-94,385.13-58,888.70

Finding the Fourth Proportional to 68,432.73, 94,385.13 and 58,888.70

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Solution

The fourth proportional to 68,432.73, 94,385.13 and 58,888.70 is: 81,221.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,432.73 : 94,385.13 = 58,888.70 : x
  2. Step 2: Convert to fraction form
    68,432.73/94,385.13 = 58,888.70/x
  3. Step 3: Cross multiply
    68,432.73x = 94,385.13 × 58,888.70
  4. Step 4: Simplify right side
    68,432.73x = 5,558,217,133.11
  5. Step 5: Solve for x
    x = 5,558,217,133.11/68,432.73
  6. Step 6: Final answer
    x = 81,221.62

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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.