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Finding the Fourth Proportional to 108,374.95, 162,503.02 and 60,358.15

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Solution

The fourth proportional to 108,374.95, 162,503.02 and 60,358.15 is: 90,504.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,374.95 : 162,503.02 = 60,358.15 : x
  2. Step 2: Convert to fraction form
    108,374.95/162,503.02 = 60,358.15/x
  3. Step 3: Cross multiply
    108,374.95x = 162,503.02 × 60,358.15
  4. Step 4: Simplify right side
    108,374.95x = 9,808,381,656.61
  5. Step 5: Solve for x
    x = 9,808,381,656.61/108,374.95
  6. Step 6: Final answer
    x = 90,504.14

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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.