Home / 69,376.10-104,064.15-16,785.58

Finding the Fourth Proportional to 69,376.10, 104,064.15 and 16,785.58

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Solution

The fourth proportional to 69,376.10, 104,064.15 and 16,785.58 is: 25,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,376.10 : 104,064.15 = 16,785.58 : x
  2. Step 2: Convert to fraction form
    69,376.10/104,064.15 = 16,785.58/x
  3. Step 3: Cross multiply
    69,376.10x = 104,064.15 × 16,785.58
  4. Step 4: Simplify right side
    69,376.10x = 1,746,776,791.85
  5. Step 5: Solve for x
    x = 1,746,776,791.85/69,376.10
  6. Step 6: Final answer
    x = 25,178.37

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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.