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Finding the Fourth Proportional to 69,225.90, 95,531.69 and 37,394.79

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Solution

The fourth proportional to 69,225.90, 95,531.69 and 37,394.79 is: 51,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,225.90 : 95,531.69 = 37,394.79 : x
  2. Step 2: Convert to fraction form
    69,225.90/95,531.69 = 37,394.79/x
  3. Step 3: Cross multiply
    69,225.90x = 95,531.69 × 37,394.79
  4. Step 4: Simplify right side
    69,225.90x = 3,572,387,298.92
  5. Step 5: Solve for x
    x = 3,572,387,298.92/69,225.90
  6. Step 6: Final answer
    x = 51,604.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.