Home / 71,857.03-99,155.13-41,651.83

Finding the Fourth Proportional to 71,857.03, 99,155.13 and 41,651.83

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Solution

The fourth proportional to 71,857.03, 99,155.13 and 41,651.83 is: 57,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,857.03 : 99,155.13 = 41,651.83 : x
  2. Step 2: Convert to fraction form
    71,857.03/99,155.13 = 41,651.83/x
  3. Step 3: Cross multiply
    71,857.03x = 99,155.13 × 41,651.83
  4. Step 4: Simplify right side
    71,857.03x = 4,129,992,618.39
  5. Step 5: Solve for x
    x = 4,129,992,618.39/71,857.03
  6. Step 6: Final answer
    x = 57,475.14

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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.