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Finding the Fourth Proportional to 60,380.34, 90,541.38 and 25,310.58

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Solution

The fourth proportional to 60,380.34, 90,541.38 and 25,310.58 is: 37,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,380.34 : 90,541.38 = 25,310.58 : x
  2. Step 2: Convert to fraction form
    60,380.34/90,541.38 = 25,310.58/x
  3. Step 3: Cross multiply
    60,380.34x = 90,541.38 × 25,310.58
  4. Step 4: Simplify right side
    60,380.34x = 2,291,654,841.80
  5. Step 5: Solve for x
    x = 2,291,654,841.80/60,380.34
  6. Step 6: Final answer
    x = 37,953.66

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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.