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Finding the Fourth Proportional to 67,648.48, 101,471.66 and 23,275.62

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Solution

The fourth proportional to 67,648.48, 101,471.66 and 23,275.62 is: 34,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,648.48 : 101,471.66 = 23,275.62 : x
  2. Step 2: Convert to fraction form
    67,648.48/101,471.66 = 23,275.62/x
  3. Step 3: Cross multiply
    67,648.48x = 101,471.66 × 23,275.62
  4. Step 4: Simplify right side
    67,648.48x = 2,361,815,798.93
  5. Step 5: Solve for x
    x = 2,361,815,798.93/67,648.48
  6. Step 6: Final answer
    x = 34,913.07

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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.