Home / 110,968.75-153,137.42-60,667.75

Finding the Fourth Proportional to 110,968.75, 153,137.42 and 60,667.75

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Solution

The fourth proportional to 110,968.75, 153,137.42 and 60,667.75 is: 83,721.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,968.75 : 153,137.42 = 60,667.75 : x
  2. Step 2: Convert to fraction form
    110,968.75/153,137.42 = 60,667.75/x
  3. Step 3: Cross multiply
    110,968.75x = 153,137.42 × 60,667.75
  4. Step 4: Simplify right side
    110,968.75x = 9,290,502,712.21
  5. Step 5: Solve for x
    x = 9,290,502,712.21/110,968.75
  6. Step 6: Final answer
    x = 83,721.79

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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.