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Finding the Fourth Proportional to 60,264.40, 90,380.40 and 25,196.80

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Solution

The fourth proportional to 60,264.40, 90,380.40 and 25,196.80 is: 37,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,264.40 : 90,380.40 = 25,196.80 : x
  2. Step 2: Convert to fraction form
    60,264.40/90,380.40 = 25,196.80/x
  3. Step 3: Cross multiply
    60,264.40x = 90,380.40 × 25,196.80
  4. Step 4: Simplify right side
    60,264.40x = 2,277,296,862.72
  5. Step 5: Solve for x
    x = 2,277,296,862.72/60,264.40
  6. Step 6: Final answer
    x = 37,788.43

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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.