Home / 69,102.11-103,857.66-57,332.24

Finding the Fourth Proportional to 69,102.11, 103,857.66 and 57,332.24

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Solution

The fourth proportional to 69,102.11, 103,857.66 and 57,332.24 is: 86,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,102.11 : 103,857.66 = 57,332.24 : x
  2. Step 2: Convert to fraction form
    69,102.11/103,857.66 = 57,332.24/x
  3. Step 3: Cross multiply
    69,102.11x = 103,857.66 × 57,332.24
  4. Step 4: Simplify right side
    69,102.11x = 5,954,392,159.14
  5. Step 5: Solve for x
    x = 5,954,392,159.14/69,102.11
  6. Step 6: Final answer
    x = 86,168.02

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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.