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Finding the Fourth Proportional to 162,480.98, 243,696.27 and 62,687.90

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Solution

The fourth proportional to 162,480.98, 243,696.27 and 62,687.90 is: 94,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,480.98 : 243,696.27 = 62,687.90 : x
  2. Step 2: Convert to fraction form
    162,480.98/243,696.27 = 62,687.90/x
  3. Step 3: Cross multiply
    162,480.98x = 243,696.27 × 62,687.90
  4. Step 4: Simplify right side
    162,480.98x = 15,276,807,404.13
  5. Step 5: Solve for x
    x = 15,276,807,404.13/162,480.98
  6. Step 6: Final answer
    x = 94,022.13

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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.