Home / 195,726.40-293,589.60-162,512.80

Finding the Fourth Proportional to 195,726.40, 293,589.60 and 162,512.80

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Solution

The fourth proportional to 195,726.40, 293,589.60 and 162,512.80 is: 243,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,726.40 : 293,589.60 = 162,512.80 : x
  2. Step 2: Convert to fraction form
    195,726.40/293,589.60 = 162,512.80/x
  3. Step 3: Cross multiply
    195,726.40x = 293,589.60 × 162,512.80
  4. Step 4: Simplify right side
    195,726.40x = 47,712,067,946.88
  5. Step 5: Solve for x
    x = 47,712,067,946.88/195,726.40
  6. Step 6: Final answer
    x = 243,769.20

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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.