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Finding the Fourth Proportional to 162,506.60, 243,644.70 and 62,628.20

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Solution

The fourth proportional to 162,506.60, 243,644.70 and 62,628.20 is: 93,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,506.60 : 243,644.70 = 62,628.20 : x
  2. Step 2: Convert to fraction form
    162,506.60/243,644.70 = 62,628.20/x
  3. Step 3: Cross multiply
    162,506.60x = 243,644.70 × 62,628.20
  4. Step 4: Simplify right side
    162,506.60x = 15,259,029,000.54
  5. Step 5: Solve for x
    x = 15,259,029,000.54/162,506.60
  6. Step 6: Final answer
    x = 93,897.90

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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.