Home / 84,517.98-126,812.52-37,108.68

Finding the Fourth Proportional to 84,517.98, 126,812.52 and 37,108.68

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Solution

The fourth proportional to 84,517.98, 126,812.52 and 37,108.68 is: 55,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,517.98 : 126,812.52 = 37,108.68 : x
  2. Step 2: Convert to fraction form
    84,517.98/126,812.52 = 37,108.68/x
  3. Step 3: Cross multiply
    84,517.98x = 126,812.52 × 37,108.68
  4. Step 4: Simplify right side
    84,517.98x = 4,705,845,224.67
  5. Step 5: Solve for x
    x = 4,705,845,224.67/84,517.98
  6. Step 6: Final answer
    x = 55,678.63

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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.