Home / 83,053.16-124,571.82-33,119.90

Finding the Fourth Proportional to 83,053.16, 124,571.82 and 33,119.90

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Solution

The fourth proportional to 83,053.16, 124,571.82 and 33,119.90 is: 49,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.16 : 124,571.82 = 33,119.90 : x
  2. Step 2: Convert to fraction form
    83,053.16/124,571.82 = 33,119.90/x
  3. Step 3: Cross multiply
    83,053.16x = 124,571.82 × 33,119.90
  4. Step 4: Simplify right side
    83,053.16x = 4,125,805,598.36
  5. Step 5: Solve for x
    x = 4,125,805,598.36/83,053.16
  6. Step 6: Final answer
    x = 49,676.69

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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.