Home / 48,839.20-73,258.80-13,784.80

Finding the Fourth Proportional to 48,839.20, 73,258.80 and 13,784.80

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Solution

The fourth proportional to 48,839.20, 73,258.80 and 13,784.80 is: 20,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839.20 : 73,258.80 = 13,784.80 : x
  2. Step 2: Convert to fraction form
    48,839.20/73,258.80 = 13,784.80/x
  3. Step 3: Cross multiply
    48,839.20x = 73,258.80 × 13,784.80
  4. Step 4: Simplify right side
    48,839.20x = 1,009,857,906.24
  5. Step 5: Solve for x
    x = 1,009,857,906.24/48,839.20
  6. Step 6: Final answer
    x = 20,677.20

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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.