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Finding the Fourth Proportional to 32,922.60, 49,383.90 and 15,404.74

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Solution

The fourth proportional to 32,922.60, 49,383.90 and 15,404.74 is: 23,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,922.60 : 49,383.90 = 15,404.74 : x
  2. Step 2: Convert to fraction form
    32,922.60/49,383.90 = 15,404.74/x
  3. Step 3: Cross multiply
    32,922.60x = 49,383.90 × 15,404.74
  4. Step 4: Simplify right side
    32,922.60x = 760,746,139.69
  5. Step 5: Solve for x
    x = 760,746,139.69/32,922.60
  6. Step 6: Final answer
    x = 23,107.11

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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.