Home / 106,514.84-159,744.86-31,617.24

Finding the Fourth Proportional to 106,514.84, 159,744.86 and 31,617.24

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Solution

The fourth proportional to 106,514.84, 159,744.86 and 31,617.24 is: 47,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,514.84 : 159,744.86 = 31,617.24 : x
  2. Step 2: Convert to fraction form
    106,514.84/159,744.86 = 31,617.24/x
  3. Step 3: Cross multiply
    106,514.84x = 159,744.86 × 31,617.24
  4. Step 4: Simplify right side
    106,514.84x = 5,050,691,577.39
  5. Step 5: Solve for x
    x = 5,050,691,577.39/106,514.84
  6. Step 6: Final answer
    x = 47,417.73

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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.