Home / 103,052.46-154,593.37-31,981.24

Finding the Fourth Proportional to 103,052.46, 154,593.37 and 31,981.24

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Solution

The fourth proportional to 103,052.46, 154,593.37 and 31,981.24 is: 47,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,052.46 : 154,593.37 = 31,981.24 : x
  2. Step 2: Convert to fraction form
    103,052.46/154,593.37 = 31,981.24/x
  3. Step 3: Cross multiply
    103,052.46x = 154,593.37 × 31,981.24
  4. Step 4: Simplify right side
    103,052.46x = 4,944,087,201.94
  5. Step 5: Solve for x
    x = 4,944,087,201.94/103,052.46
  6. Step 6: Final answer
    x = 47,976.41

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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.