Home / 69,913.32-104,871.80-17,322.04

Finding the Fourth Proportional to 69,913.32, 104,871.80 and 17,322.04

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Solution

The fourth proportional to 69,913.32, 104,871.80 and 17,322.04 is: 25,983.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,913.32 : 104,871.80 = 17,322.04 : x
  2. Step 2: Convert to fraction form
    69,913.32/104,871.80 = 17,322.04/x
  3. Step 3: Cross multiply
    69,913.32x = 104,871.80 × 17,322.04
  4. Step 4: Simplify right side
    69,913.32x = 1,816,593,514.47
  5. Step 5: Solve for x
    x = 1,816,593,514.47/69,913.32
  6. Step 6: Final answer
    x = 25,983.51

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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.