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Finding the Fourth Proportional to 88,592.49, 131,900.51 and 87,351.57

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Solution

The fourth proportional to 88,592.49, 131,900.51 and 87,351.57 is: 130,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,592.49 : 131,900.51 = 87,351.57 : x
  2. Step 2: Convert to fraction form
    88,592.49/131,900.51 = 87,351.57/x
  3. Step 3: Cross multiply
    88,592.49x = 131,900.51 × 87,351.57
  4. Step 4: Simplify right side
    88,592.49x = 11,521,716,850.68
  5. Step 5: Solve for x
    x = 11,521,716,850.68/88,592.49
  6. Step 6: Final answer
    x = 130,052.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.