Home / 101,396.43-152,103.36-26,516.46

Finding the Fourth Proportional to 101,396.43, 152,103.36 and 26,516.46

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Solution

The fourth proportional to 101,396.43, 152,103.36 and 26,516.46 is: 39,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,396.43 : 152,103.36 = 26,516.46 : x
  2. Step 2: Convert to fraction form
    101,396.43/152,103.36 = 26,516.46/x
  3. Step 3: Cross multiply
    101,396.43x = 152,103.36 × 26,516.46
  4. Step 4: Simplify right side
    101,396.43x = 4,033,242,661.31
  5. Step 5: Solve for x
    x = 4,033,242,661.31/101,396.43
  6. Step 6: Final answer
    x = 39,776.97

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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.