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Finding the Fourth Proportional to 253,714.72, 350,126.76 and 140,535.04

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Solution

The fourth proportional to 253,714.72, 350,126.76 and 140,535.04 is: 193,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,714.72 : 350,126.76 = 140,535.04 : x
  2. Step 2: Convert to fraction form
    253,714.72/350,126.76 = 140,535.04/x
  3. Step 3: Cross multiply
    253,714.72x = 350,126.76 × 140,535.04
  4. Step 4: Simplify right side
    253,714.72x = 49,205,078,221.67
  5. Step 5: Solve for x
    x = 49,205,078,221.67/253,714.72
  6. Step 6: Final answer
    x = 193,938.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.