Home / 88,585.20-122,167.92-58,359.60

Finding the Fourth Proportional to 88,585.20, 122,167.92 and 58,359.60

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Solution

The fourth proportional to 88,585.20, 122,167.92 and 58,359.60 is: 80,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,585.20 : 122,167.92 = 58,359.60 : x
  2. Step 2: Convert to fraction form
    88,585.20/122,167.92 = 58,359.60/x
  3. Step 3: Cross multiply
    88,585.20x = 122,167.92 × 58,359.60
  4. Step 4: Simplify right side
    88,585.20x = 7,129,670,944.03
  5. Step 5: Solve for x
    x = 7,129,670,944.03/88,585.20
  6. Step 6: Final answer
    x = 80,483.77

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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.