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Finding the Fourth Proportional to 123,656.95, 185,423.05 and 88,097.95

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Solution

The fourth proportional to 123,656.95, 185,423.05 and 88,097.95 is: 132,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,656.95 : 185,423.05 = 88,097.95 : x
  2. Step 2: Convert to fraction form
    123,656.95/185,423.05 = 88,097.95/x
  3. Step 3: Cross multiply
    123,656.95x = 185,423.05 × 88,097.95
  4. Step 4: Simplify right side
    123,656.95x = 16,335,389,903.95
  5. Step 5: Solve for x
    x = 16,335,389,903.95/123,656.95
  6. Step 6: Final answer
    x = 132,102.48

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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.