Home / 48,809.20-73,213.80-25,432.60

Finding the Fourth Proportional to 48,809.20, 73,213.80 and 25,432.60

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Solution

The fourth proportional to 48,809.20, 73,213.80 and 25,432.60 is: 38,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,809.20 : 73,213.80 = 25,432.60 : x
  2. Step 2: Convert to fraction form
    48,809.20/73,213.80 = 25,432.60/x
  3. Step 3: Cross multiply
    48,809.20x = 73,213.80 × 25,432.60
  4. Step 4: Simplify right side
    48,809.20x = 1,862,017,289.88
  5. Step 5: Solve for x
    x = 1,862,017,289.88/48,809.20
  6. Step 6: Final answer
    x = 38,148.90

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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.