Home / 119,226.20-164,546.46-71,505.80

Finding the Fourth Proportional to 119,226.20, 164,546.46 and 71,505.80

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Solution

The fourth proportional to 119,226.20, 164,546.46 and 71,505.80 is: 98,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,226.20 : 164,546.46 = 71,505.80 : x
  2. Step 2: Convert to fraction form
    119,226.20/164,546.46 = 71,505.80/x
  3. Step 3: Cross multiply
    119,226.20x = 164,546.46 × 71,505.80
  4. Step 4: Simplify right side
    119,226.20x = 11,766,026,259.47
  5. Step 5: Solve for x
    x = 11,766,026,259.47/119,226.20
  6. Step 6: Final answer
    x = 98,686.58

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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.