Home / 106,324.66-146,728.40-58,577.90

Finding the Fourth Proportional to 106,324.66, 146,728.40 and 58,577.90

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Solution

The fourth proportional to 106,324.66, 146,728.40 and 58,577.90 is: 80,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,324.66 : 146,728.40 = 58,577.90 : x
  2. Step 2: Convert to fraction form
    106,324.66/146,728.40 = 58,577.90/x
  3. Step 3: Cross multiply
    106,324.66x = 146,728.40 × 58,577.90
  4. Step 4: Simplify right side
    106,324.66x = 8,595,040,515.83
  5. Step 5: Solve for x
    x = 8,595,040,515.83/106,324.66
  6. Step 6: Final answer
    x = 80,837.70

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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.