Home / 88,416.52-132,652.42-56,862.20

Finding the Fourth Proportional to 88,416.52, 132,652.42 and 56,862.20

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Solution

The fourth proportional to 88,416.52, 132,652.42 and 56,862.20 is: 85,311.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,416.52 : 132,652.42 = 56,862.20 : x
  2. Step 2: Convert to fraction form
    88,416.52/132,652.42 = 56,862.20/x
  3. Step 3: Cross multiply
    88,416.52x = 132,652.42 × 56,862.20
  4. Step 4: Simplify right side
    88,416.52x = 7,542,908,626.00
  5. Step 5: Solve for x
    x = 7,542,908,626.00/88,416.52
  6. Step 6: Final answer
    x = 85,311.08

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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.