Home / 165,187.48-227,991.90-98,106.52

Finding the Fourth Proportional to 165,187.48, 227,991.90 and 98,106.52

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Solution

The fourth proportional to 165,187.48, 227,991.90 and 98,106.52 is: 135,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,187.48 : 227,991.90 = 98,106.52 : x
  2. Step 2: Convert to fraction form
    165,187.48/227,991.90 = 98,106.52/x
  3. Step 3: Cross multiply
    165,187.48x = 227,991.90 × 98,106.52
  4. Step 4: Simplify right side
    165,187.48x = 22,367,491,897.19
  5. Step 5: Solve for x
    x = 22,367,491,897.19/165,187.48
  6. Step 6: Final answer
    x = 135,406.70

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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.