Home / 83,047.48-124,494.57-33,115.50

Finding the Fourth Proportional to 83,047.48, 124,494.57 and 33,115.50

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Solution

The fourth proportional to 83,047.48, 124,494.57 and 33,115.50 is: 49,642.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,047.48 : 124,494.57 = 33,115.50 : x
  2. Step 2: Convert to fraction form
    83,047.48/124,494.57 = 33,115.50/x
  3. Step 3: Cross multiply
    83,047.48x = 124,494.57 × 33,115.50
  4. Step 4: Simplify right side
    83,047.48x = 4,122,699,932.84
  5. Step 5: Solve for x
    x = 4,122,699,932.84/83,047.48
  6. Step 6: Final answer
    x = 49,642.69

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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.