Home / 169,439.45-233,826.55-93,987.95

Finding the Fourth Proportional to 169,439.45, 233,826.55 and 93,987.95

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Solution

The fourth proportional to 169,439.45, 233,826.55 and 93,987.95 is: 129,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,439.45 : 233,826.55 = 93,987.95 : x
  2. Step 2: Convert to fraction form
    169,439.45/233,826.55 = 93,987.95/x
  3. Step 3: Cross multiply
    169,439.45x = 233,826.55 × 93,987.95
  4. Step 4: Simplify right side
    169,439.45x = 21,976,876,685.97
  5. Step 5: Solve for x
    x = 21,976,876,685.97/169,439.45
  6. Step 6: Final answer
    x = 129,703.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.