Home / 84,511.66-126,759.22-22,182.16

Finding the Fourth Proportional to 84,511.66, 126,759.22 and 22,182.16

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Solution

The fourth proportional to 84,511.66, 126,759.22 and 22,182.16 is: 33,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,511.66 : 126,759.22 = 22,182.16 : x
  2. Step 2: Convert to fraction form
    84,511.66/126,759.22 = 22,182.16/x
  3. Step 3: Cross multiply
    84,511.66x = 126,759.22 × 22,182.16
  4. Step 4: Simplify right side
    84,511.66x = 2,811,793,299.52
  5. Step 5: Solve for x
    x = 2,811,793,299.52/84,511.66
  6. Step 6: Final answer
    x = 33,271.07

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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.