Home / 102,937.14-154,389.92-28,063.31

Finding the Fourth Proportional to 102,937.14, 154,389.92 and 28,063.31

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Solution

The fourth proportional to 102,937.14, 154,389.92 and 28,063.31 is: 42,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,937.14 : 154,389.92 = 28,063.31 : x
  2. Step 2: Convert to fraction form
    102,937.14/154,389.92 = 28,063.31/x
  3. Step 3: Cross multiply
    102,937.14x = 154,389.92 × 28,063.31
  4. Step 4: Simplify right side
    102,937.14x = 4,332,691,273.57
  5. Step 5: Solve for x
    x = 4,332,691,273.57/102,937.14
  6. Step 6: Final answer
    x = 42,090.65

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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.