Home / 165,016.08-247,347-108,068.22

Finding the Fourth Proportional to 165,016.08, 247,347 and 108,068.22

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Solution

The fourth proportional to 165,016.08, 247,347 and 108,068.22 is: 161,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,016.08 : 247,347 = 108,068.22 : x
  2. Step 2: Convert to fraction form
    165,016.08/247,347 = 108,068.22/x
  3. Step 3: Cross multiply
    165,016.08x = 247,347 × 108,068.22
  4. Step 4: Simplify right side
    165,016.08x = 26,730,350,012.34
  5. Step 5: Solve for x
    x = 26,730,350,012.34/165,016.08
  6. Step 6: Final answer
    x = 161,986.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.