Home / 69,844.07-104,769.57-19,931.52

Finding the Fourth Proportional to 69,844.07, 104,769.57 and 19,931.52

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Solution

The fourth proportional to 69,844.07, 104,769.57 and 19,931.52 is: 29,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,844.07 : 104,769.57 = 19,931.52 : x
  2. Step 2: Convert to fraction form
    69,844.07/104,769.57 = 19,931.52/x
  3. Step 3: Cross multiply
    69,844.07x = 104,769.57 × 19,931.52
  4. Step 4: Simplify right side
    69,844.07x = 2,088,216,779.85
  5. Step 5: Solve for x
    x = 2,088,216,779.85/69,844.07
  6. Step 6: Final answer
    x = 29,898.27

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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.