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Finding the Fourth Proportional to 17,393.60, 26,061.60 and 14,801.60

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Solution

The fourth proportional to 17,393.60, 26,061.60 and 14,801.60 is: 22,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,393.60 : 26,061.60 = 14,801.60 : x
  2. Step 2: Convert to fraction form
    17,393.60/26,061.60 = 14,801.60/x
  3. Step 3: Cross multiply
    17,393.60x = 26,061.60 × 14,801.60
  4. Step 4: Simplify right side
    17,393.60x = 385,753,378.56
  5. Step 5: Solve for x
    x = 385,753,378.56/17,393.60
  6. Step 6: Final answer
    x = 22,177.89

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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.