Home / 195,621.90-293,432.85-125,637.90

Finding the Fourth Proportional to 195,621.90, 293,432.85 and 125,637.90

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Solution

The fourth proportional to 195,621.90, 293,432.85 and 125,637.90 is: 188,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,621.90 : 293,432.85 = 125,637.90 : x
  2. Step 2: Convert to fraction form
    195,621.90/293,432.85 = 125,637.90/x
  3. Step 3: Cross multiply
    195,621.90x = 293,432.85 × 125,637.90
  4. Step 4: Simplify right side
    195,621.90x = 36,866,287,065.02
  5. Step 5: Solve for x
    x = 36,866,287,065.02/195,621.90
  6. Step 6: Final answer
    x = 188,456.85

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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.