Home / 110,949.75-153,113.09-60,648.75

Finding the Fourth Proportional to 110,949.75, 153,113.09 and 60,648.75

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Solution

The fourth proportional to 110,949.75, 153,113.09 and 60,648.75 is: 83,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,949.75 : 153,113.09 = 60,648.75 : x
  2. Step 2: Convert to fraction form
    110,949.75/153,113.09 = 60,648.75/x
  3. Step 3: Cross multiply
    110,949.75x = 153,113.09 × 60,648.75
  4. Step 4: Simplify right side
    110,949.75x = 9,286,117,213.89
  5. Step 5: Solve for x
    x = 9,286,117,213.89/110,949.75
  6. Step 6: Final answer
    x = 83,696.60

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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.