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Finding the Fourth Proportional to 80,959.60, 121,447.50 and 24,799.06

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Solution

The fourth proportional to 80,959.60, 121,447.50 and 24,799.06 is: 37,201.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,959.60 : 121,447.50 = 24,799.06 : x
  2. Step 2: Convert to fraction form
    80,959.60/121,447.50 = 24,799.06/x
  3. Step 3: Cross multiply
    80,959.60x = 121,447.50 × 24,799.06
  4. Step 4: Simplify right side
    80,959.60x = 3,011,783,839.35
  5. Step 5: Solve for x
    x = 3,011,783,839.35/80,959.60
  6. Step 6: Final answer
    x = 37,201.07

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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.