Home / 69,902.64-104,855.18-23,156.74

Finding the Fourth Proportional to 69,902.64, 104,855.18 and 23,156.74

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Solution

The fourth proportional to 69,902.64, 104,855.18 and 23,156.74 is: 34,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,902.64 : 104,855.18 = 23,156.74 : x
  2. Step 2: Convert to fraction form
    69,902.64/104,855.18 = 23,156.74/x
  3. Step 3: Cross multiply
    69,902.64x = 104,855.18 × 23,156.74
  4. Step 4: Simplify right side
    69,902.64x = 2,428,104,140.91
  5. Step 5: Solve for x
    x = 2,428,104,140.91/69,902.64
  6. Step 6: Final answer
    x = 34,735.51

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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.