Home / 87,617.60-131,426.40-24,437.60

Finding the Fourth Proportional to 87,617.60, 131,426.40 and 24,437.60

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Solution

The fourth proportional to 87,617.60, 131,426.40 and 24,437.60 is: 36,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,617.60 : 131,426.40 = 24,437.60 : x
  2. Step 2: Convert to fraction form
    87,617.60/131,426.40 = 24,437.60/x
  3. Step 3: Cross multiply
    87,617.60x = 131,426.40 × 24,437.60
  4. Step 4: Simplify right side
    87,617.60x = 3,211,745,792.64
  5. Step 5: Solve for x
    x = 3,211,745,792.64/87,617.60
  6. Step 6: Final answer
    x = 36,656.40

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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.