Home / 117,122.98-175,621.28-60,824.20

Finding the Fourth Proportional to 117,122.98, 175,621.28 and 60,824.20

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Solution

The fourth proportional to 117,122.98, 175,621.28 and 60,824.20 is: 91,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,122.98 : 175,621.28 = 60,824.20 : x
  2. Step 2: Convert to fraction form
    117,122.98/175,621.28 = 60,824.20/x
  3. Step 3: Cross multiply
    117,122.98x = 175,621.28 × 60,824.20
  4. Step 4: Simplify right side
    117,122.98x = 10,682,023,858.98
  5. Step 5: Solve for x
    x = 10,682,023,858.98/117,122.98
  6. Step 6: Final answer
    x = 91,203.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.