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Finding the Fourth Proportional to 71,569.04, 107,353.55 and 22,321.04

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Solution

The fourth proportional to 71,569.04, 107,353.55 and 22,321.04 is: 33,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569.04 : 107,353.55 = 22,321.04 : x
  2. Step 2: Convert to fraction form
    71,569.04/107,353.55 = 22,321.04/x
  3. Step 3: Cross multiply
    71,569.04x = 107,353.55 × 22,321.04
  4. Step 4: Simplify right side
    71,569.04x = 2,396,242,235.32
  5. Step 5: Solve for x
    x = 2,396,242,235.32/71,569.04
  6. Step 6: Final answer
    x = 33,481.55

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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.