Home / 104,610.15-144,361.11-56,863.35

Finding the Fourth Proportional to 104,610.15, 144,361.11 and 56,863.35

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Solution

The fourth proportional to 104,610.15, 144,361.11 and 56,863.35 is: 78,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,610.15 : 144,361.11 = 56,863.35 : x
  2. Step 2: Convert to fraction form
    104,610.15/144,361.11 = 56,863.35/x
  3. Step 3: Cross multiply
    104,610.15x = 144,361.11 × 56,863.35
  4. Step 4: Simplify right side
    104,610.15x = 8,208,856,324.32
  5. Step 5: Solve for x
    x = 8,208,856,324.32/104,610.15
  6. Step 6: Final answer
    x = 78,470.94

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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.