Home / 107,141.03-160,713.12-40,563.29

Finding the Fourth Proportional to 107,141.03, 160,713.12 and 40,563.29

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Solution

The fourth proportional to 107,141.03, 160,713.12 and 40,563.29 is: 60,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,141.03 : 160,713.12 = 40,563.29 : x
  2. Step 2: Convert to fraction form
    107,141.03/160,713.12 = 40,563.29/x
  3. Step 3: Cross multiply
    107,141.03x = 160,713.12 × 40,563.29
  4. Step 4: Simplify right side
    107,141.03x = 6,519,052,089.80
  5. Step 5: Solve for x
    x = 6,519,052,089.80/107,141.03
  6. Step 6: Final answer
    x = 60,845.53

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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.