Home / 60,635.20-90,920.40-25,535.20

Finding the Fourth Proportional to 60,635.20, 90,920.40 and 25,535.20

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Solution

The fourth proportional to 60,635.20, 90,920.40 and 25,535.20 is: 38,289.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,635.20 : 90,920.40 = 25,535.20 : x
  2. Step 2: Convert to fraction form
    60,635.20/90,920.40 = 25,535.20/x
  3. Step 3: Cross multiply
    60,635.20x = 90,920.40 × 25,535.20
  4. Step 4: Simplify right side
    60,635.20x = 2,321,670,598.08
  5. Step 5: Solve for x
    x = 2,321,670,598.08/60,635.20
  6. Step 6: Final answer
    x = 38,289.16

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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.