Home / 69,950.22-96,531.16-38,119.05

Finding the Fourth Proportional to 69,950.22, 96,531.16 and 38,119.05

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Solution

The fourth proportional to 69,950.22, 96,531.16 and 38,119.05 is: 52,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,950.22 : 96,531.16 = 38,119.05 : x
  2. Step 2: Convert to fraction form
    69,950.22/96,531.16 = 38,119.05/x
  3. Step 3: Cross multiply
    69,950.22x = 96,531.16 × 38,119.05
  4. Step 4: Simplify right side
    69,950.22x = 3,679,676,114.60
  5. Step 5: Solve for x
    x = 3,679,676,114.60/69,950.22
  6. Step 6: Final answer
    x = 52,604.21

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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.