Home / 110,849.07-152,982.96-65,541.72

Finding the Fourth Proportional to 110,849.07, 152,982.96 and 65,541.72

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Solution

The fourth proportional to 110,849.07, 152,982.96 and 65,541.72 is: 90,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,849.07 : 152,982.96 = 65,541.72 : x
  2. Step 2: Convert to fraction form
    110,849.07/152,982.96 = 65,541.72/x
  3. Step 3: Cross multiply
    110,849.07x = 152,982.96 × 65,541.72
  4. Step 4: Simplify right side
    110,849.07x = 10,026,766,329.09
  5. Step 5: Solve for x
    x = 10,026,766,329.09/110,849.07
  6. Step 6: Final answer
    x = 90,454.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.