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Finding the Fourth Proportional to 22,876.60, 34,251.90 and 11,759.32

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Solution

The fourth proportional to 22,876.60, 34,251.90 and 11,759.32 is: 17,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,876.60 : 34,251.90 = 11,759.32 : x
  2. Step 2: Convert to fraction form
    22,876.60/34,251.90 = 11,759.32/x
  3. Step 3: Cross multiply
    22,876.60x = 34,251.90 × 11,759.32
  4. Step 4: Simplify right side
    22,876.60x = 402,779,052.71
  5. Step 5: Solve for x
    x = 402,779,052.71/22,876.60
  6. Step 6: Final answer
    x = 17,606.60

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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.