Home / 83,326.13-124,986.33-33,392.81

Finding the Fourth Proportional to 83,326.13, 124,986.33 and 33,392.81

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Solution

The fourth proportional to 83,326.13, 124,986.33 and 33,392.81 is: 50,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,326.13 : 124,986.33 = 33,392.81 : x
  2. Step 2: Convert to fraction form
    83,326.13/124,986.33 = 33,392.81/x
  3. Step 3: Cross multiply
    83,326.13x = 124,986.33 × 33,392.81
  4. Step 4: Simplify right side
    83,326.13x = 4,173,644,145.36
  5. Step 5: Solve for x
    x = 4,173,644,145.36/83,326.13
  6. Step 6: Final answer
    x = 50,088.06

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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.