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Finding the Fourth Proportional to 22,251.59, 30,693.83 and 14,697.93

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Solution

The fourth proportional to 22,251.59, 30,693.83 and 14,697.93 is: 20,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251.59 : 30,693.83 = 14,697.93 : x
  2. Step 2: Convert to fraction form
    22,251.59/30,693.83 = 14,697.93/x
  3. Step 3: Cross multiply
    22,251.59x = 30,693.83 × 14,697.93
  4. Step 4: Simplify right side
    22,251.59x = 451,135,691.28
  5. Step 5: Solve for x
    x = 451,135,691.28/22,251.59
  6. Step 6: Final answer
    x = 20,274.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.