Home / 234,143.26-323,117.67-126,713.31

Finding the Fourth Proportional to 234,143.26, 323,117.67 and 126,713.31

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Solution

The fourth proportional to 234,143.26, 323,117.67 and 126,713.31 is: 174,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,143.26 : 323,117.67 = 126,713.31 : x
  2. Step 2: Convert to fraction form
    234,143.26/323,117.67 = 126,713.31/x
  3. Step 3: Cross multiply
    234,143.26x = 323,117.67 × 126,713.31
  4. Step 4: Simplify right side
    234,143.26x = 40,943,310,566.21
  5. Step 5: Solve for x
    x = 40,943,310,566.21/234,143.26
  6. Step 6: Final answer
    x = 174,864.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.