Home / 110,942.14-153,101.19-63,194.80

Finding the Fourth Proportional to 110,942.14, 153,101.19 and 63,194.80

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Solution

The fourth proportional to 110,942.14, 153,101.19 and 63,194.80 is: 87,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,942.14 : 153,101.19 = 63,194.80 : x
  2. Step 2: Convert to fraction form
    110,942.14/153,101.19 = 63,194.80/x
  3. Step 3: Cross multiply
    110,942.14x = 153,101.19 × 63,194.80
  4. Step 4: Simplify right side
    110,942.14x = 9,675,199,081.81
  5. Step 5: Solve for x
    x = 9,675,199,081.81/110,942.14
  6. Step 6: Final answer
    x = 87,209.41

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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.