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Finding the Fourth Proportional to 62,605.73, 93,924 and 18,232.90

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Solution

The fourth proportional to 62,605.73, 93,924 and 18,232.90 is: 27,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,605.73 : 93,924 = 18,232.90 : x
  2. Step 2: Convert to fraction form
    62,605.73/93,924 = 18,232.90/x
  3. Step 3: Cross multiply
    62,605.73x = 93,924 × 18,232.90
  4. Step 4: Simplify right side
    62,605.73x = 1,712,506,664.79
  5. Step 5: Solve for x
    x = 1,712,506,664.79/62,605.73
  6. Step 6: Final answer
    x = 27,353.83

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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.