Home / 104,824.88-144,635.80-62,375.12

Finding the Fourth Proportional to 104,824.88, 144,635.80 and 62,375.12

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Solution

The fourth proportional to 104,824.88, 144,635.80 and 62,375.12 is: 86,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,824.88 : 144,635.80 = 62,375.12 : x
  2. Step 2: Convert to fraction form
    104,824.88/144,635.80 = 62,375.12/x
  3. Step 3: Cross multiply
    104,824.88x = 144,635.80 × 62,375.12
  4. Step 4: Simplify right side
    104,824.88x = 9,021,675,381.30
  5. Step 5: Solve for x
    x = 9,021,675,381.30/104,824.88
  6. Step 6: Final answer
    x = 86,064.26

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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.