Home / 108,674.11-163,011.77-49,468.38

Finding the Fourth Proportional to 108,674.11, 163,011.77 and 49,468.38

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Solution

The fourth proportional to 108,674.11, 163,011.77 and 49,468.38 is: 74,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,674.11 : 163,011.77 = 49,468.38 : x
  2. Step 2: Convert to fraction form
    108,674.11/163,011.77 = 49,468.38/x
  3. Step 3: Cross multiply
    108,674.11x = 163,011.77 × 49,468.38
  4. Step 4: Simplify right side
    108,674.11x = 8,063,928,182.83
  5. Step 5: Solve for x
    x = 8,063,928,182.83/108,674.11
  6. Step 6: Final answer
    x = 74,202.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.