Home / 161,876.86-223,531.09-101,551.19

Finding the Fourth Proportional to 161,876.86, 223,531.09 and 101,551.19

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Solution

The fourth proportional to 161,876.86, 223,531.09 and 101,551.19 is: 140,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,876.86 : 223,531.09 = 101,551.19 : x
  2. Step 2: Convert to fraction form
    161,876.86/223,531.09 = 101,551.19/x
  3. Step 3: Cross multiply
    161,876.86x = 223,531.09 × 101,551.19
  4. Step 4: Simplify right side
    161,876.86x = 22,699,848,191.50
  5. Step 5: Solve for x
    x = 22,699,848,191.50/161,876.86
  6. Step 6: Final answer
    x = 140,229.11

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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.