Home / 108,977.96-150,391.36-59,921.65

Finding the Fourth Proportional to 108,977.96, 150,391.36 and 59,921.65

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Solution

The fourth proportional to 108,977.96, 150,391.36 and 59,921.65 is: 82,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,977.96 : 150,391.36 = 59,921.65 : x
  2. Step 2: Convert to fraction form
    108,977.96/150,391.36 = 59,921.65/x
  3. Step 3: Cross multiply
    108,977.96x = 150,391.36 × 59,921.65
  4. Step 4: Simplify right side
    108,977.96x = 9,011,698,108.33
  5. Step 5: Solve for x
    x = 9,011,698,108.33/108,977.96
  6. Step 6: Final answer
    x = 82,692.85

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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.