Home / 124,517.20-186,775.80-35,773.60

Finding the Fourth Proportional to 124,517.20, 186,775.80 and 35,773.60

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Solution

The fourth proportional to 124,517.20, 186,775.80 and 35,773.60 is: 53,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,517.20 : 186,775.80 = 35,773.60 : x
  2. Step 2: Convert to fraction form
    124,517.20/186,775.80 = 35,773.60/x
  3. Step 3: Cross multiply
    124,517.20x = 186,775.80 × 35,773.60
  4. Step 4: Simplify right side
    124,517.20x = 6,681,642,758.88
  5. Step 5: Solve for x
    x = 6,681,642,758.88/124,517.20
  6. Step 6: Final answer
    x = 53,660.40

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1.5x scale

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.