Home / 110,971.25-153,144.11-60,673.49

Finding the Fourth Proportional to 110,971.25, 153,144.11 and 60,673.49

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Solution

The fourth proportional to 110,971.25, 153,144.11 and 60,673.49 is: 83,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,971.25 : 153,144.11 = 60,673.49 : x
  2. Step 2: Convert to fraction form
    110,971.25/153,144.11 = 60,673.49/x
  3. Step 3: Cross multiply
    110,971.25x = 153,144.11 × 60,673.49
  4. Step 4: Simplify right side
    110,971.25x = 9,291,787,323.28
  5. Step 5: Solve for x
    x = 9,291,787,323.28/110,971.25
  6. Step 6: Final answer
    x = 83,731.48

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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.