Home / 170,309.88-235,045.98-93,836.72

Finding the Fourth Proportional to 170,309.88, 235,045.98 and 93,836.72

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Solution

The fourth proportional to 170,309.88, 235,045.98 and 93,836.72 is: 129,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,309.88 : 235,045.98 = 93,836.72 : x
  2. Step 2: Convert to fraction form
    170,309.88/235,045.98 = 93,836.72/x
  3. Step 3: Cross multiply
    170,309.88x = 235,045.98 × 93,836.72
  4. Step 4: Simplify right side
    170,309.88x = 22,055,944,400.00
  5. Step 5: Solve for x
    x = 22,055,944,400.00/170,309.88
  6. Step 6: Final answer
    x = 129,504.79

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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.