Home / 181,853.74-250,965.94-101,281.26

Finding the Fourth Proportional to 181,853.74, 250,965.94 and 101,281.26

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Solution

The fourth proportional to 181,853.74, 250,965.94 and 101,281.26 is: 139,772.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,853.74 : 250,965.94 = 101,281.26 : x
  2. Step 2: Convert to fraction form
    181,853.74/250,965.94 = 101,281.26/x
  3. Step 3: Cross multiply
    181,853.74x = 250,965.94 × 101,281.26
  4. Step 4: Simplify right side
    181,853.74x = 25,418,146,620.28
  5. Step 5: Solve for x
    x = 25,418,146,620.28/181,853.74
  6. Step 6: Final answer
    x = 139,772.47

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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.