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Finding the Fourth Proportional to 185,950.16, 278,703.84 and 97,179.92

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Solution

The fourth proportional to 185,950.16, 278,703.84 and 97,179.92 is: 145,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,950.16 : 278,703.84 = 97,179.92 : x
  2. Step 2: Convert to fraction form
    185,950.16/278,703.84 = 97,179.92/x
  3. Step 3: Cross multiply
    185,950.16x = 278,703.84 × 97,179.92
  4. Step 4: Simplify right side
    185,950.16x = 27,084,416,874.89
  5. Step 5: Solve for x
    x = 27,084,416,874.89/185,950.16
  6. Step 6: Final answer
    x = 145,654.17

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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.