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Finding the Fourth Proportional to 57,438.60, 86,122.62 and 22,337.34

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Solution

The fourth proportional to 57,438.60, 86,122.62 and 22,337.34 is: 33,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,438.60 : 86,122.62 = 22,337.34 : x
  2. Step 2: Convert to fraction form
    57,438.60/86,122.62 = 22,337.34/x
  3. Step 3: Cross multiply
    57,438.60x = 86,122.62 × 22,337.34
  4. Step 4: Simplify right side
    57,438.60x = 1,923,750,244.63
  5. Step 5: Solve for x
    x = 1,923,750,244.63/57,438.60
  6. Step 6: Final answer
    x = 33,492.29

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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.