Home / 108,800.11-163,246.60-61,450.75

Finding the Fourth Proportional to 108,800.11, 163,246.60 and 61,450.75

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Solution

The fourth proportional to 108,800.11, 163,246.60 and 61,450.75 is: 92,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,800.11 : 163,246.60 = 61,450.75 : x
  2. Step 2: Convert to fraction form
    108,800.11/163,246.60 = 61,450.75/x
  3. Step 3: Cross multiply
    108,800.11x = 163,246.60 × 61,450.75
  4. Step 4: Simplify right side
    108,800.11x = 10,031,625,673.65
  5. Step 5: Solve for x
    x = 10,031,625,673.65/108,800.11
  6. Step 6: Final answer
    x = 92,202.35

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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.