Home / 69,572.45-104,353.14-19,650.53

Finding the Fourth Proportional to 69,572.45, 104,353.14 and 19,650.53

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Solution

The fourth proportional to 69,572.45, 104,353.14 and 19,650.53 is: 29,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,572.45 : 104,353.14 = 19,650.53 : x
  2. Step 2: Convert to fraction form
    69,572.45/104,353.14 = 19,650.53/x
  3. Step 3: Cross multiply
    69,572.45x = 104,353.14 × 19,650.53
  4. Step 4: Simplify right side
    69,572.45x = 2,050,594,508.16
  5. Step 5: Solve for x
    x = 2,050,594,508.16/69,572.45
  6. Step 6: Final answer
    x = 29,474.23

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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.