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Finding the Fourth Proportional to 104,522.70, 156,784.05 and 62,948.30

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Solution

The fourth proportional to 104,522.70, 156,784.05 and 62,948.30 is: 94,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,522.70 : 156,784.05 = 62,948.30 : x
  2. Step 2: Convert to fraction form
    104,522.70/156,784.05 = 62,948.30/x
  3. Step 3: Cross multiply
    104,522.70x = 156,784.05 × 62,948.30
  4. Step 4: Simplify right side
    104,522.70x = 9,869,289,414.62
  5. Step 5: Solve for x
    x = 9,869,289,414.62/104,522.70
  6. Step 6: Final answer
    x = 94,422.45

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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.