Home / 80,444.87-120,683.03-24,289.55

Finding the Fourth Proportional to 80,444.87, 120,683.03 and 24,289.55

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Solution

The fourth proportional to 80,444.87, 120,683.03 and 24,289.55 is: 36,439.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,444.87 : 120,683.03 = 24,289.55 : x
  2. Step 2: Convert to fraction form
    80,444.87/120,683.03 = 24,289.55/x
  3. Step 3: Cross multiply
    80,444.87x = 120,683.03 × 24,289.55
  4. Step 4: Simplify right side
    80,444.87x = 2,931,335,766.47
  5. Step 5: Solve for x
    x = 2,931,335,766.47/80,444.87
  6. Step 6: Final answer
    x = 36,439.07

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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.