Home / 121,954.44-182,937.78-38,854.92

Finding the Fourth Proportional to 121,954.44, 182,937.78 and 38,854.92

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Solution

The fourth proportional to 121,954.44, 182,937.78 and 38,854.92 is: 58,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,954.44 : 182,937.78 = 38,854.92 : x
  2. Step 2: Convert to fraction form
    121,954.44/182,937.78 = 38,854.92/x
  3. Step 3: Cross multiply
    121,954.44x = 182,937.78 × 38,854.92
  4. Step 4: Simplify right side
    121,954.44x = 7,108,032,806.88
  5. Step 5: Solve for x
    x = 7,108,032,806.88/121,954.44
  6. Step 6: Final answer
    x = 58,284.33

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1.5x scale

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.