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Finding the Fourth Proportional to 195,141.80, 292,275.30 and 160,149.80

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Solution

The fourth proportional to 195,141.80, 292,275.30 and 160,149.80 is: 239,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,141.80 : 292,275.30 = 160,149.80 : x
  2. Step 2: Convert to fraction form
    195,141.80/292,275.30 = 160,149.80/x
  3. Step 3: Cross multiply
    195,141.80x = 292,275.30 × 160,149.80
  4. Step 4: Simplify right side
    195,141.80x = 46,807,830,839.94
  5. Step 5: Solve for x
    x = 46,807,830,839.94/195,141.80
  6. Step 6: Final answer
    x = 239,865.73

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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.