Home / 124,511.80-185,796.58-111,092.55

Finding the Fourth Proportional to 124,511.80, 185,796.58 and 111,092.55

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Solution

The fourth proportional to 124,511.80, 185,796.58 and 111,092.55 is: 165,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,511.80 : 185,796.58 = 111,092.55 : x
  2. Step 2: Convert to fraction form
    124,511.80/185,796.58 = 111,092.55/x
  3. Step 3: Cross multiply
    124,511.80x = 185,796.58 × 111,092.55
  4. Step 4: Simplify right side
    124,511.80x = 20,640,615,999.09
  5. Step 5: Solve for x
    x = 20,640,615,999.09/124,511.80
  6. Step 6: Final answer
    x = 165,772.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.