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Finding the Fourth Proportional to 60,298.20, 90,452.70 and 25,230.60

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Solution

The fourth proportional to 60,298.20, 90,452.70 and 25,230.60 is: 37,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,298.20 : 90,452.70 = 25,230.60 : x
  2. Step 2: Convert to fraction form
    60,298.20/90,452.70 = 25,230.60/x
  3. Step 3: Cross multiply
    60,298.20x = 90,452.70 × 25,230.60
  4. Step 4: Simplify right side
    60,298.20x = 2,282,175,892.62
  5. Step 5: Solve for x
    x = 2,282,175,892.62/60,298.20
  6. Step 6: Final answer
    x = 37,848.16

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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.