Home / 69,716.36-104,574.89-17,125.86

Finding the Fourth Proportional to 69,716.36, 104,574.89 and 17,125.86

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Solution

The fourth proportional to 69,716.36, 104,574.89 and 17,125.86 is: 25,688.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,716.36 : 104,574.89 = 17,125.86 : x
  2. Step 2: Convert to fraction form
    69,716.36/104,574.89 = 17,125.86/x
  3. Step 3: Cross multiply
    69,716.36x = 104,574.89 × 17,125.86
  4. Step 4: Simplify right side
    69,716.36x = 1,790,934,925.66
  5. Step 5: Solve for x
    x = 1,790,934,925.66/69,716.36
  6. Step 6: Final answer
    x = 25,688.88

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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.