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Finding the Fourth Proportional to 60,706.68, 91,070.98 and 27,442.42

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Solution

The fourth proportional to 60,706.68, 91,070.98 and 27,442.42 is: 41,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,706.68 : 91,070.98 = 27,442.42 : x
  2. Step 2: Convert to fraction form
    60,706.68/91,070.98 = 27,442.42/x
  3. Step 3: Cross multiply
    60,706.68x = 91,070.98 × 27,442.42
  4. Step 4: Simplify right side
    60,706.68x = 2,499,208,082.97
  5. Step 5: Solve for x
    x = 2,499,208,082.97/60,706.68
  6. Step 6: Final answer
    x = 41,168.58

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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.