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Finding the Fourth Proportional to 95,892.96, 143,820 and 25,772.88

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Solution

The fourth proportional to 95,892.96, 143,820 and 25,772.88 is: 38,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,892.96 : 143,820 = 25,772.88 : x
  2. Step 2: Convert to fraction form
    95,892.96/143,820 = 25,772.88/x
  3. Step 3: Cross multiply
    95,892.96x = 143,820 × 25,772.88
  4. Step 4: Simplify right side
    95,892.96x = 3,706,655,601.60
  5. Step 5: Solve for x
    x = 3,706,655,601.60/95,892.96
  6. Step 6: Final answer
    x = 38,654.10

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1.5x scale

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.