Home / 87,627.60-131,441.40-48,164.40

Finding the Fourth Proportional to 87,627.60, 131,441.40 and 48,164.40

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Solution

The fourth proportional to 87,627.60, 131,441.40 and 48,164.40 is: 72,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,627.60 : 131,441.40 = 48,164.40 : x
  2. Step 2: Convert to fraction form
    87,627.60/131,441.40 = 48,164.40/x
  3. Step 3: Cross multiply
    87,627.60x = 131,441.40 × 48,164.40
  4. Step 4: Simplify right side
    87,627.60x = 6,330,796,166.16
  5. Step 5: Solve for x
    x = 6,330,796,166.16/87,627.60
  6. Step 6: Final answer
    x = 72,246.60

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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.