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Finding the Fourth Proportional to 195,707.97, 293,678.60 and 71,058.69

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Solution

The fourth proportional to 195,707.97, 293,678.60 and 71,058.69 is: 106,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,707.97 : 293,678.60 = 71,058.69 : x
  2. Step 2: Convert to fraction form
    195,707.97/293,678.60 = 71,058.69/x
  3. Step 3: Cross multiply
    195,707.97x = 293,678.60 × 71,058.69
  4. Step 4: Simplify right side
    195,707.97x = 20,868,416,241.74
  5. Step 5: Solve for x
    x = 20,868,416,241.74/195,707.97
  6. Step 6: Final answer
    x = 106,630.39

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1.5x scale

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.