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Finding the Fourth Proportional to 162,502.30, 243,728.72 and 62,647.92

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Solution

The fourth proportional to 162,502.30, 243,728.72 and 62,647.92 is: 93,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,502.30 : 243,728.72 = 62,647.92 : x
  2. Step 2: Convert to fraction form
    162,502.30/243,728.72 = 62,647.92/x
  3. Step 3: Cross multiply
    162,502.30x = 243,728.72 × 62,647.92
  4. Step 4: Simplify right side
    162,502.30x = 15,269,097,352.26
  5. Step 5: Solve for x
    x = 15,269,097,352.26/162,502.30
  6. Step 6: Final answer
    x = 93,962.35

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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.