Home / 108,019.77-149,052.36-60,263.85

Finding the Fourth Proportional to 108,019.77, 149,052.36 and 60,263.85

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Solution

The fourth proportional to 108,019.77, 149,052.36 and 60,263.85 is: 83,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,019.77 : 149,052.36 = 60,263.85 : x
  2. Step 2: Convert to fraction form
    108,019.77/149,052.36 = 60,263.85/x
  3. Step 3: Cross multiply
    108,019.77x = 149,052.36 × 60,263.85
  4. Step 4: Simplify right side
    108,019.77x = 8,982,469,065.19
  5. Step 5: Solve for x
    x = 8,982,469,065.19/108,019.77
  6. Step 6: Final answer
    x = 83,155.79

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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.