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Finding the Fourth Proportional to 195,151.76, 293,194.68 and 125,167.76

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Solution

The fourth proportional to 195,151.76, 293,194.68 and 125,167.76 is: 188,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,151.76 : 293,194.68 = 125,167.76 : x
  2. Step 2: Convert to fraction form
    195,151.76/293,194.68 = 125,167.76/x
  3. Step 3: Cross multiply
    195,151.76x = 293,194.68 × 125,167.76
  4. Step 4: Simplify right side
    195,151.76x = 36,698,521,339.52
  5. Step 5: Solve for x
    x = 36,698,521,339.52/195,151.76
  6. Step 6: Final answer
    x = 188,051.19

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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.