Home / 69,686.69-104,542.63-25,375.64

Finding the Fourth Proportional to 69,686.69, 104,542.63 and 25,375.64

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Solution

The fourth proportional to 69,686.69, 104,542.63 and 25,375.64 is: 38,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,686.69 : 104,542.63 = 25,375.64 : x
  2. Step 2: Convert to fraction form
    69,686.69/104,542.63 = 25,375.64/x
  3. Step 3: Cross multiply
    69,686.69x = 104,542.63 × 25,375.64
  4. Step 4: Simplify right side
    69,686.69x = 2,652,835,557.38
  5. Step 5: Solve for x
    x = 2,652,835,557.38/69,686.69
  6. Step 6: Final answer
    x = 38,068.04

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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.