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Finding the Fourth Proportional to 195,650.48, 293,475.72 and 125,972.72

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Solution

The fourth proportional to 195,650.48, 293,475.72 and 125,972.72 is: 188,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,650.48 : 293,475.72 = 125,972.72 : x
  2. Step 2: Convert to fraction form
    195,650.48/293,475.72 = 125,972.72/x
  3. Step 3: Cross multiply
    195,650.48x = 293,475.72 × 125,972.72
  4. Step 4: Simplify right side
    195,650.48x = 36,969,934,702.36
  5. Step 5: Solve for x
    x = 36,969,934,702.36/195,650.48
  6. Step 6: Final answer
    x = 188,959.08

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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.