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Finding the Fourth Proportional to 54,007.60, 80,881.80 and 26,273.20

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Solution

The fourth proportional to 54,007.60, 80,881.80 and 26,273.20 is: 39,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,007.60 : 80,881.80 = 26,273.20 : x
  2. Step 2: Convert to fraction form
    54,007.60/80,881.80 = 26,273.20/x
  3. Step 3: Cross multiply
    54,007.60x = 80,881.80 × 26,273.20
  4. Step 4: Simplify right side
    54,007.60x = 2,125,023,707.76
  5. Step 5: Solve for x
    x = 2,125,023,707.76/54,007.60
  6. Step 6: Final answer
    x = 39,346.75

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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.