Home / 104,835.44-144,650.34-62,385.68

Finding the Fourth Proportional to 104,835.44, 144,650.34 and 62,385.68

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Solution

The fourth proportional to 104,835.44, 144,650.34 and 62,385.68 is: 86,078.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,835.44 : 144,650.34 = 62,385.68 : x
  2. Step 2: Convert to fraction form
    104,835.44/144,650.34 = 62,385.68/x
  3. Step 3: Cross multiply
    104,835.44x = 144,650.34 × 62,385.68
  4. Step 4: Simplify right side
    104,835.44x = 9,024,109,823.13
  5. Step 5: Solve for x
    x = 9,024,109,823.13/104,835.44
  6. Step 6: Final answer
    x = 86,078.81

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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.