Home / 83,333.80-125,040.49-38,954.10

Finding the Fourth Proportional to 83,333.80, 125,040.49 and 38,954.10

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Solution

The fourth proportional to 83,333.80, 125,040.49 and 38,954.10 is: 58,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,333.80 : 125,040.49 = 38,954.10 : x
  2. Step 2: Convert to fraction form
    83,333.80/125,040.49 = 38,954.10/x
  3. Step 3: Cross multiply
    83,333.80x = 125,040.49 × 38,954.10
  4. Step 4: Simplify right side
    83,333.80x = 4,870,839,751.51
  5. Step 5: Solve for x
    x = 4,870,839,751.51/83,333.80
  6. Step 6: Final answer
    x = 58,449.75

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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.