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Finding the Fourth Proportional to 243,379.92, 365,070.14 and 63,465.19

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Solution

The fourth proportional to 243,379.92, 365,070.14 and 63,465.19 is: 95,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,379.92 : 365,070.14 = 63,465.19 : x
  2. Step 2: Convert to fraction form
    243,379.92/365,070.14 = 63,465.19/x
  3. Step 3: Cross multiply
    243,379.92x = 365,070.14 × 63,465.19
  4. Step 4: Simplify right side
    243,379.92x = 23,169,244,806.42
  5. Step 5: Solve for x
    x = 23,169,244,806.42/243,379.92
  6. Step 6: Final answer
    x = 95,197.85

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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.