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Finding the Fourth Proportional to 151,854.40, 227,968.80 and 95,694.40

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Solution

The fourth proportional to 151,854.40, 227,968.80 and 95,694.40 is: 143,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,854.40 : 227,968.80 = 95,694.40 : x
  2. Step 2: Convert to fraction form
    151,854.40/227,968.80 = 95,694.40/x
  3. Step 3: Cross multiply
    151,854.40x = 227,968.80 × 95,694.40
  4. Step 4: Simplify right side
    151,854.40x = 21,815,337,534.72
  5. Step 5: Solve for x
    x = 21,815,337,534.72/151,854.40
  6. Step 6: Final answer
    x = 143,659.57

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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.