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Finding the Fourth Proportional to 195,033.71, 292,535.97 and 70,374.71

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Solution

The fourth proportional to 195,033.71, 292,535.97 and 70,374.71 is: 105,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,033.71 : 292,535.97 = 70,374.71 : x
  2. Step 2: Convert to fraction form
    195,033.71/292,535.97 = 70,374.71/x
  3. Step 3: Cross multiply
    195,033.71x = 292,535.97 × 70,374.71
  4. Step 4: Simplify right side
    195,033.71x = 20,587,132,590.64
  5. Step 5: Solve for x
    x = 20,587,132,590.64/195,033.71
  6. Step 6: Final answer
    x = 105,556.79

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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.