Home / 40,134.85-60,197.49-10,554.99

Finding the Fourth Proportional to 40,134.85, 60,197.49 and 10,554.99

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Solution

The fourth proportional to 40,134.85, 60,197.49 and 10,554.99 is: 15,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,134.85 : 60,197.49 = 10,554.99 : x
  2. Step 2: Convert to fraction form
    40,134.85/60,197.49 = 10,554.99/x
  3. Step 3: Cross multiply
    40,134.85x = 60,197.49 × 10,554.99
  4. Step 4: Simplify right side
    40,134.85x = 635,383,904.98
  5. Step 5: Solve for x
    x = 635,383,904.98/40,134.85
  6. Step 6: Final answer
    x = 15,831.23

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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.