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Finding the Fourth Proportional to 57,492.60, 86,209.72 and 26,301.12

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Solution

The fourth proportional to 57,492.60, 86,209.72 and 26,301.12 is: 39,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,492.60 : 86,209.72 = 26,301.12 : x
  2. Step 2: Convert to fraction form
    57,492.60/86,209.72 = 26,301.12/x
  3. Step 3: Cross multiply
    57,492.60x = 86,209.72 × 26,301.12
  4. Step 4: Simplify right side
    57,492.60x = 2,267,412,190.89
  5. Step 5: Solve for x
    x = 2,267,412,190.89/57,492.60
  6. Step 6: Final answer
    x = 39,438.33

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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.