Home / 39,872.75-59,768.08-17,696.57

Finding the Fourth Proportional to 39,872.75, 59,768.08 and 17,696.57

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Solution

The fourth proportional to 39,872.75, 59,768.08 and 17,696.57 is: 26,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872.75 : 59,768.08 = 17,696.57 : x
  2. Step 2: Convert to fraction form
    39,872.75/59,768.08 = 17,696.57/x
  3. Step 3: Cross multiply
    39,872.75x = 59,768.08 × 17,696.57
  4. Step 4: Simplify right side
    39,872.75x = 1,057,689,668.40
  5. Step 5: Solve for x
    x = 1,057,689,668.40/39,872.75
  6. Step 6: Final answer
    x = 26,526.63

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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.