Home / 119,251.49-164,531.13-71,487.41

Finding the Fourth Proportional to 119,251.49, 164,531.13 and 71,487.41

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Solution

The fourth proportional to 119,251.49, 164,531.13 and 71,487.41 is: 98,631.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,251.49 : 164,531.13 = 71,487.41 : x
  2. Step 2: Convert to fraction form
    119,251.49/164,531.13 = 71,487.41/x
  3. Step 3: Cross multiply
    119,251.49x = 164,531.13 × 71,487.41
  4. Step 4: Simplify right side
    119,251.49x = 11,761,904,348.07
  5. Step 5: Solve for x
    x = 11,761,904,348.07/119,251.49
  6. Step 6: Final answer
    x = 98,631.09

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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.