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Finding the Fourth Proportional to 60,309.91, 90,465.12 and 25,224.97

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Solution

The fourth proportional to 60,309.91, 90,465.12 and 25,224.97 is: 37,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,309.91 : 90,465.12 = 25,224.97 : x
  2. Step 2: Convert to fraction form
    60,309.91/90,465.12 = 25,224.97/x
  3. Step 3: Cross multiply
    60,309.91x = 90,465.12 × 25,224.97
  4. Step 4: Simplify right side
    60,309.91x = 2,281,979,938.05
  5. Step 5: Solve for x
    x = 2,281,979,938.05/60,309.91
  6. Step 6: Final answer
    x = 37,837.56

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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.