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Finding the Fourth Proportional to 96,757.76, 133,575.84 and 75,199.36

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Solution

The fourth proportional to 96,757.76, 133,575.84 and 75,199.36 is: 103,814.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,757.76 : 133,575.84 = 75,199.36 : x
  2. Step 2: Convert to fraction form
    96,757.76/133,575.84 = 75,199.36/x
  3. Step 3: Cross multiply
    96,757.76x = 133,575.84 × 75,199.36
  4. Step 4: Simplify right side
    96,757.76x = 10,044,817,679.46
  5. Step 5: Solve for x
    x = 10,044,817,679.46/96,757.76
  6. Step 6: Final answer
    x = 103,814.08

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1.5x scale

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.