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Finding the Fourth Proportional to 243,585.22, 365,354.33 and 75,060.29

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Solution

The fourth proportional to 243,585.22, 365,354.33 and 75,060.29 is: 112,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,585.22 : 365,354.33 = 75,060.29 : x
  2. Step 2: Convert to fraction form
    243,585.22/365,354.33 = 75,060.29/x
  3. Step 3: Cross multiply
    243,585.22x = 365,354.33 × 75,060.29
  4. Step 4: Simplify right side
    243,585.22x = 27,423,603,063.59
  5. Step 5: Solve for x
    x = 27,423,603,063.59/243,585.22
  6. Step 6: Final answer
    x = 112,583.20

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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.