Home / 102,933.12-154,099.20-63,371.52

Finding the Fourth Proportional to 102,933.12, 154,099.20 and 63,371.52

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Solution

The fourth proportional to 102,933.12, 154,099.20 and 63,371.52 is: 94,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,933.12 : 154,099.20 = 63,371.52 : x
  2. Step 2: Convert to fraction form
    102,933.12/154,099.20 = 63,371.52/x
  3. Step 3: Cross multiply
    102,933.12x = 154,099.20 × 63,371.52
  4. Step 4: Simplify right side
    102,933.12x = 9,765,500,534.78
  5. Step 5: Solve for x
    x = 9,765,500,534.78/102,933.12
  6. Step 6: Final answer
    x = 94,872.29

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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.