Home / 115,610.50-159,547.14-67,212.19

Finding the Fourth Proportional to 115,610.50, 159,547.14 and 67,212.19

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Solution

The fourth proportional to 115,610.50, 159,547.14 and 67,212.19 is: 92,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,610.50 : 159,547.14 = 67,212.19 : x
  2. Step 2: Convert to fraction form
    115,610.50/159,547.14 = 67,212.19/x
  3. Step 3: Cross multiply
    115,610.50x = 159,547.14 × 67,212.19
  4. Step 4: Simplify right side
    115,610.50x = 10,723,511,553.84
  5. Step 5: Solve for x
    x = 10,723,511,553.84/115,610.50
  6. Step 6: Final answer
    x = 92,755.52

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1.5x scale

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.