Home / 69,941.11-104,890.81-25,557.57

Finding the Fourth Proportional to 69,941.11, 104,890.81 and 25,557.57

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Solution

The fourth proportional to 69,941.11, 104,890.81 and 25,557.57 is: 38,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,941.11 : 104,890.81 = 25,557.57 : x
  2. Step 2: Convert to fraction form
    69,941.11/104,890.81 = 25,557.57/x
  3. Step 3: Cross multiply
    69,941.11x = 104,890.81 × 25,557.57
  4. Step 4: Simplify right side
    69,941.11x = 2,680,754,218.93
  5. Step 5: Solve for x
    x = 2,680,754,218.93/69,941.11
  6. Step 6: Final answer
    x = 38,328.73

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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.