Home / 102,827.97-154,023.21-60,662.61

Finding the Fourth Proportional to 102,827.97, 154,023.21 and 60,662.61

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Solution

The fourth proportional to 102,827.97, 154,023.21 and 60,662.61 is: 90,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,827.97 : 154,023.21 = 60,662.61 : x
  2. Step 2: Convert to fraction form
    102,827.97/154,023.21 = 60,662.61/x
  3. Step 3: Cross multiply
    102,827.97x = 154,023.21 × 60,662.61
  4. Step 4: Simplify right side
    102,827.97x = 9,343,449,919.18
  5. Step 5: Solve for x
    x = 9,343,449,919.18/102,827.97
  6. Step 6: Final answer
    x = 90,864.87

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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.