Home / 69,647.88-104,513.33-25,278.10

Finding the Fourth Proportional to 69,647.88, 104,513.33 and 25,278.10

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Solution

The fourth proportional to 69,647.88, 104,513.33 and 25,278.10 is: 37,932.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,647.88 : 104,513.33 = 25,278.10 : x
  2. Step 2: Convert to fraction form
    69,647.88/104,513.33 = 25,278.10/x
  3. Step 3: Cross multiply
    69,647.88x = 104,513.33 × 25,278.10
  4. Step 4: Simplify right side
    69,647.88x = 2,641,898,407.07
  5. Step 5: Solve for x
    x = 2,641,898,407.07/69,647.88
  6. Step 6: Final answer
    x = 37,932.22

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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.