Home / 84,425.02-126,600.60-40,064.43

Finding the Fourth Proportional to 84,425.02, 126,600.60 and 40,064.43

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Solution

The fourth proportional to 84,425.02, 126,600.60 and 40,064.43 is: 60,079.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,425.02 : 126,600.60 = 40,064.43 : x
  2. Step 2: Convert to fraction form
    84,425.02/126,600.60 = 40,064.43/x
  3. Step 3: Cross multiply
    84,425.02x = 126,600.60 × 40,064.43
  4. Step 4: Simplify right side
    84,425.02x = 5,072,180,876.66
  5. Step 5: Solve for x
    x = 5,072,180,876.66/84,425.02
  6. Step 6: Final answer
    x = 60,079.12

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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.