Home / 110,942.33-153,097.43-63,211.05

Finding the Fourth Proportional to 110,942.33, 153,097.43 and 63,211.05

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Solution

The fourth proportional to 110,942.33, 153,097.43 and 63,211.05 is: 87,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,942.33 : 153,097.43 = 63,211.05 : x
  2. Step 2: Convert to fraction form
    110,942.33/153,097.43 = 63,211.05/x
  3. Step 3: Cross multiply
    110,942.33x = 153,097.43 × 63,211.05
  4. Step 4: Simplify right side
    110,942.33x = 9,677,448,986.55
  5. Step 5: Solve for x
    x = 9,677,448,986.55/110,942.33
  6. Step 6: Final answer
    x = 87,229.55

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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.