Home / 106,329.13-159,524.88-31,451.25

Finding the Fourth Proportional to 106,329.13, 159,524.88 and 31,451.25

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Solution

The fourth proportional to 106,329.13, 159,524.88 and 31,451.25 is: 47,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,329.13 : 159,524.88 = 31,451.25 : x
  2. Step 2: Convert to fraction form
    106,329.13/159,524.88 = 31,451.25/x
  3. Step 3: Cross multiply
    106,329.13x = 159,524.88 × 31,451.25
  4. Step 4: Simplify right side
    106,329.13x = 5,017,256,882.10
  5. Step 5: Solve for x
    x = 5,017,256,882.10/106,329.13
  6. Step 6: Final answer
    x = 47,186.10

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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.