Home / 124,177.20-186,135.37-60,909.72

Finding the Fourth Proportional to 124,177.20, 186,135.37 and 60,909.72

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Solution

The fourth proportional to 124,177.20, 186,135.37 and 60,909.72 is: 91,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,177.20 : 186,135.37 = 60,909.72 : x
  2. Step 2: Convert to fraction form
    124,177.20/186,135.37 = 60,909.72/x
  3. Step 3: Cross multiply
    124,177.20x = 186,135.37 × 60,909.72
  4. Step 4: Simplify right side
    124,177.20x = 11,337,453,268.80
  5. Step 5: Solve for x
    x = 11,337,453,268.80/124,177.20
  6. Step 6: Final answer
    x = 91,300.60

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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.