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Finding the Fourth Proportional to 162,881.28, 224,770.14 and 94,902.03

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Solution

The fourth proportional to 162,881.28, 224,770.14 and 94,902.03 is: 130,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,881.28 : 224,770.14 = 94,902.03 : x
  2. Step 2: Convert to fraction form
    162,881.28/224,770.14 = 94,902.03/x
  3. Step 3: Cross multiply
    162,881.28x = 224,770.14 × 94,902.03
  4. Step 4: Simplify right side
    162,881.28x = 21,331,142,569.38
  5. Step 5: Solve for x
    x = 21,331,142,569.38/162,881.28
  6. Step 6: Final answer
    x = 130,961.29

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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.