Home / 92,515.77-127,734.30-60,738.66

Finding the Fourth Proportional to 92,515.77, 127,734.30 and 60,738.66

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Solution

The fourth proportional to 92,515.77, 127,734.30 and 60,738.66 is: 83,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,515.77 : 127,734.30 = 60,738.66 : x
  2. Step 2: Convert to fraction form
    92,515.77/127,734.30 = 60,738.66/x
  3. Step 3: Cross multiply
    92,515.77x = 127,734.30 × 60,738.66
  4. Step 4: Simplify right side
    92,515.77x = 7,758,410,218.04
  5. Step 5: Solve for x
    x = 7,758,410,218.04/92,515.77
  6. Step 6: Final answer
    x = 83,860.41

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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.