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Finding the Fourth Proportional to 57,641.60, 86,452.68 and 22,085.84

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Solution

The fourth proportional to 57,641.60, 86,452.68 and 22,085.84 is: 33,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.60 : 86,452.68 = 22,085.84 : x
  2. Step 2: Convert to fraction form
    57,641.60/86,452.68 = 22,085.84/x
  3. Step 3: Cross multiply
    57,641.60x = 86,452.68 × 22,085.84
  4. Step 4: Simplify right side
    57,641.60x = 1,909,380,058.05
  5. Step 5: Solve for x
    x = 1,909,380,058.05/57,641.60
  6. Step 6: Final answer
    x = 33,125.04

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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.