Home / 69,545.12-104,057.52-41,362.40

Finding the Fourth Proportional to 69,545.12, 104,057.52 and 41,362.40

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Solution

The fourth proportional to 69,545.12, 104,057.52 and 41,362.40 is: 61,888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,545.12 : 104,057.52 = 41,362.40 : x
  2. Step 2: Convert to fraction form
    69,545.12/104,057.52 = 41,362.40/x
  3. Step 3: Cross multiply
    69,545.12x = 104,057.52 × 41,362.40
  4. Step 4: Simplify right side
    69,545.12x = 4,304,068,765.25
  5. Step 5: Solve for x
    x = 4,304,068,765.25/69,545.12
  6. Step 6: Final answer
    x = 61,888.87

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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.