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Finding the Fourth Proportional to 102,750.52, 153,912.48 and 95,276.38

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Solution

The fourth proportional to 102,750.52, 153,912.48 and 95,276.38 is: 142,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,750.52 : 153,912.48 = 95,276.38 : x
  2. Step 2: Convert to fraction form
    102,750.52/153,912.48 = 95,276.38/x
  3. Step 3: Cross multiply
    102,750.52x = 153,912.48 × 95,276.38
  4. Step 4: Simplify right side
    102,750.52x = 14,664,223,931.22
  5. Step 5: Solve for x
    x = 14,664,223,931.22/102,750.52
  6. Step 6: Final answer
    x = 142,716.79

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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.