Home / 82,176.03-123,190.02-29,548.50

Finding the Fourth Proportional to 82,176.03, 123,190.02 and 29,548.50

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Solution

The fourth proportional to 82,176.03, 123,190.02 and 29,548.50 is: 44,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,176.03 : 123,190.02 = 29,548.50 : x
  2. Step 2: Convert to fraction form
    82,176.03/123,190.02 = 29,548.50/x
  3. Step 3: Cross multiply
    82,176.03x = 123,190.02 × 29,548.50
  4. Step 4: Simplify right side
    82,176.03x = 3,640,080,305.97
  5. Step 5: Solve for x
    x = 3,640,080,305.97/82,176.03
  6. Step 6: Final answer
    x = 44,296.13

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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.