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Finding the Fourth Proportional to 27,337.68, 40,980.60 and 13,470.48

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Solution

The fourth proportional to 27,337.68, 40,980.60 and 13,470.48 is: 20,192.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,337.68 : 40,980.60 = 13,470.48 : x
  2. Step 2: Convert to fraction form
    27,337.68/40,980.60 = 13,470.48/x
  3. Step 3: Cross multiply
    27,337.68x = 40,980.60 × 13,470.48
  4. Step 4: Simplify right side
    27,337.68x = 552,028,352.69
  5. Step 5: Solve for x
    x = 552,028,352.69/27,337.68
  6. Step 6: Final answer
    x = 20,192.95

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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.