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Finding the Fourth Proportional to 60,825.48, 91,248 and 25,765.44

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Solution

The fourth proportional to 60,825.48, 91,248 and 25,765.44 is: 38,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,825.48 : 91,248 = 25,765.44 : x
  2. Step 2: Convert to fraction form
    60,825.48/91,248 = 25,765.44/x
  3. Step 3: Cross multiply
    60,825.48x = 91,248 × 25,765.44
  4. Step 4: Simplify right side
    60,825.48x = 2,351,044,869.12
  5. Step 5: Solve for x
    x = 2,351,044,869.12/60,825.48
  6. Step 6: Final answer
    x = 38,652.30

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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.