Home / 88,375.76-132,785.07-83,061.35

Finding the Fourth Proportional to 88,375.76, 132,785.07 and 83,061.35

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Solution

The fourth proportional to 88,375.76, 132,785.07 and 83,061.35 is: 124,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,375.76 : 132,785.07 = 83,061.35 : x
  2. Step 2: Convert to fraction form
    88,375.76/132,785.07 = 83,061.35/x
  3. Step 3: Cross multiply
    88,375.76x = 132,785.07 × 83,061.35
  4. Step 4: Simplify right side
    88,375.76x = 11,029,306,094.81
  5. Step 5: Solve for x
    x = 11,029,306,094.81/88,375.76
  6. Step 6: Final answer
    x = 124,800.13

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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.