Home / 106,449.12-159,676.56-26,483.86

Finding the Fourth Proportional to 106,449.12, 159,676.56 and 26,483.86

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Solution

The fourth proportional to 106,449.12, 159,676.56 and 26,483.86 is: 39,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,449.12 : 159,676.56 = 26,483.86 : x
  2. Step 2: Convert to fraction form
    106,449.12/159,676.56 = 26,483.86/x
  3. Step 3: Cross multiply
    106,449.12x = 159,676.56 × 26,483.86
  4. Step 4: Simplify right side
    106,449.12x = 4,228,851,660.32
  5. Step 5: Solve for x
    x = 4,228,851,660.32/106,449.12
  6. Step 6: Final answer
    x = 39,726.51

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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.