Home / 69,562.64-104,348.01-19,638.56

Finding the Fourth Proportional to 69,562.64, 104,348.01 and 19,638.56

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Solution

The fourth proportional to 69,562.64, 104,348.01 and 19,638.56 is: 29,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,562.64 : 104,348.01 = 19,638.56 : x
  2. Step 2: Convert to fraction form
    69,562.64/104,348.01 = 19,638.56/x
  3. Step 3: Cross multiply
    69,562.64x = 104,348.01 × 19,638.56
  4. Step 4: Simplify right side
    69,562.64x = 2,049,244,687.51
  5. Step 5: Solve for x
    x = 2,049,244,687.51/69,562.64
  6. Step 6: Final answer
    x = 29,458.98

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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.