Home / 88,029.20-132,056.76-57,002.96

Finding the Fourth Proportional to 88,029.20, 132,056.76 and 57,002.96

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Solution

The fourth proportional to 88,029.20, 132,056.76 and 57,002.96 is: 85,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,029.20 : 132,056.76 = 57,002.96 : x
  2. Step 2: Convert to fraction form
    88,029.20/132,056.76 = 57,002.96/x
  3. Step 3: Cross multiply
    88,029.20x = 132,056.76 × 57,002.96
  4. Step 4: Simplify right side
    88,029.20x = 7,527,626,208.01
  5. Step 5: Solve for x
    x = 7,527,626,208.01/88,029.20
  6. Step 6: Final answer
    x = 85,512.83

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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.