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Finding the Fourth Proportional to 95,145.60, 131,034.60 and 93,079.29

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Solution

The fourth proportional to 95,145.60, 131,034.60 and 93,079.29 is: 128,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,145.60 : 131,034.60 = 93,079.29 : x
  2. Step 2: Convert to fraction form
    95,145.60/131,034.60 = 93,079.29/x
  3. Step 3: Cross multiply
    95,145.60x = 131,034.60 × 93,079.29
  4. Step 4: Simplify right side
    95,145.60x = 12,196,607,533.43
  5. Step 5: Solve for x
    x = 12,196,607,533.43/95,145.60
  6. Step 6: Final answer
    x = 128,188.88

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Why These Related Problems?

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