Home / 110,721.96-152,796.78-60,422.04

Finding the Fourth Proportional to 110,721.96, 152,796.78 and 60,422.04

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Solution

The fourth proportional to 110,721.96, 152,796.78 and 60,422.04 is: 83,382.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.96 : 152,796.78 = 60,422.04 : x
  2. Step 2: Convert to fraction form
    110,721.96/152,796.78 = 60,422.04/x
  3. Step 3: Cross multiply
    110,721.96x = 152,796.78 × 60,422.04
  4. Step 4: Simplify right side
    110,721.96x = 9,232,293,153.03
  5. Step 5: Solve for x
    x = 9,232,293,153.03/110,721.96
  6. Step 6: Final answer
    x = 83,382.67

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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.