Home / 110,977.74-153,158.66-67,957.02

Finding the Fourth Proportional to 110,977.74, 153,158.66 and 67,957.02

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Solution

The fourth proportional to 110,977.74, 153,158.66 and 67,957.02 is: 93,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,977.74 : 153,158.66 = 67,957.02 : x
  2. Step 2: Convert to fraction form
    110,977.74/153,158.66 = 67,957.02/x
  3. Step 3: Cross multiply
    110,977.74x = 153,158.66 × 67,957.02
  4. Step 4: Simplify right side
    110,977.74x = 10,408,205,781.01
  5. Step 5: Solve for x
    x = 10,408,205,781.01/110,977.74
  6. Step 6: Final answer
    x = 93,786.43

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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.