Home / 69,392.28-104,106.24-19,472.52

Finding the Fourth Proportional to 69,392.28, 104,106.24 and 19,472.52

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Solution

The fourth proportional to 69,392.28, 104,106.24 and 19,472.52 is: 29,213.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,392.28 : 104,106.24 = 19,472.52 : x
  2. Step 2: Convert to fraction form
    69,392.28/104,106.24 = 19,472.52/x
  3. Step 3: Cross multiply
    69,392.28x = 104,106.24 × 19,472.52
  4. Step 4: Simplify right side
    69,392.28x = 2,027,210,840.52
  5. Step 5: Solve for x
    x = 2,027,210,840.52/69,392.28
  6. Step 6: Final answer
    x = 29,213.78

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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.