Home / 48,987.20-73,480.80-29,255.60

Finding the Fourth Proportional to 48,987.20, 73,480.80 and 29,255.60

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Solution

The fourth proportional to 48,987.20, 73,480.80 and 29,255.60 is: 43,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,987.20 : 73,480.80 = 29,255.60 : x
  2. Step 2: Convert to fraction form
    48,987.20/73,480.80 = 29,255.60/x
  3. Step 3: Cross multiply
    48,987.20x = 73,480.80 × 29,255.60
  4. Step 4: Simplify right side
    48,987.20x = 2,149,724,892.48
  5. Step 5: Solve for x
    x = 2,149,724,892.48/48,987.20
  6. Step 6: Final answer
    x = 43,883.40

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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.