Home / 106,769.63-160,251.03-56,891.85

Finding the Fourth Proportional to 106,769.63, 160,251.03 and 56,891.85

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Solution

The fourth proportional to 106,769.63, 160,251.03 and 56,891.85 is: 85,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,769.63 : 160,251.03 = 56,891.85 : x
  2. Step 2: Convert to fraction form
    106,769.63/160,251.03 = 56,891.85/x
  3. Step 3: Cross multiply
    106,769.63x = 160,251.03 × 56,891.85
  4. Step 4: Simplify right side
    106,769.63x = 9,116,977,561.11
  5. Step 5: Solve for x
    x = 9,116,977,561.11/106,769.63
  6. Step 6: Final answer
    x = 85,389.24

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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.