Home / 31,170.49-46,744.66-10,105.41

Finding the Fourth Proportional to 31,170.49, 46,744.66 and 10,105.41

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Solution

The fourth proportional to 31,170.49, 46,744.66 and 10,105.41 is: 15,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,170.49 : 46,744.66 = 10,105.41 : x
  2. Step 2: Convert to fraction form
    31,170.49/46,744.66 = 10,105.41/x
  3. Step 3: Cross multiply
    31,170.49x = 46,744.66 × 10,105.41
  4. Step 4: Simplify right side
    31,170.49x = 472,373,954.61
  5. Step 5: Solve for x
    x = 472,373,954.61/31,170.49
  6. Step 6: Final answer
    x = 15,154.52

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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.