Home / 113,126.34-169,619.73-38,239.38

Finding the Fourth Proportional to 113,126.34, 169,619.73 and 38,239.38

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Solution

The fourth proportional to 113,126.34, 169,619.73 and 38,239.38 is: 57,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,126.34 : 169,619.73 = 38,239.38 : x
  2. Step 2: Convert to fraction form
    113,126.34/169,619.73 = 38,239.38/x
  3. Step 3: Cross multiply
    113,126.34x = 169,619.73 × 38,239.38
  4. Step 4: Simplify right side
    113,126.34x = 6,486,153,310.97
  5. Step 5: Solve for x
    x = 6,486,153,310.97/113,126.34
  6. Step 6: Final answer
    x = 57,335.48

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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.