Home / 104,407.13-144,081.94-56,660.48

Finding the Fourth Proportional to 104,407.13, 144,081.94 and 56,660.48

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Solution

The fourth proportional to 104,407.13, 144,081.94 and 56,660.48 is: 78,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,407.13 : 144,081.94 = 56,660.48 : x
  2. Step 2: Convert to fraction form
    104,407.13/144,081.94 = 56,660.48/x
  3. Step 3: Cross multiply
    104,407.13x = 144,081.94 × 56,660.48
  4. Step 4: Simplify right side
    104,407.13x = 8,163,752,098.28
  5. Step 5: Solve for x
    x = 8,163,752,098.28/104,407.13
  6. Step 6: Final answer
    x = 78,191.52

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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.