Home / 170,459.12-235,229.24-93,976.43

Finding the Fourth Proportional to 170,459.12, 235,229.24 and 93,976.43

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Solution

The fourth proportional to 170,459.12, 235,229.24 and 93,976.43 is: 129,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,459.12 : 235,229.24 = 93,976.43 : x
  2. Step 2: Convert to fraction form
    170,459.12/235,229.24 = 93,976.43/x
  3. Step 3: Cross multiply
    170,459.12x = 235,229.24 × 93,976.43
  4. Step 4: Simplify right side
    170,459.12x = 22,106,002,560.78
  5. Step 5: Solve for x
    x = 22,106,002,560.78/170,459.12
  6. Step 6: Final answer
    x = 129,685.07

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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.