Home / 102,816.20-154,224.30-32,702.60

Finding the Fourth Proportional to 102,816.20, 154,224.30 and 32,702.60

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Solution

The fourth proportional to 102,816.20, 154,224.30 and 32,702.60 is: 49,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,816.20 : 154,224.30 = 32,702.60 : x
  2. Step 2: Convert to fraction form
    102,816.20/154,224.30 = 32,702.60/x
  3. Step 3: Cross multiply
    102,816.20x = 154,224.30 × 32,702.60
  4. Step 4: Simplify right side
    102,816.20x = 5,043,535,593.18
  5. Step 5: Solve for x
    x = 5,043,535,593.18/102,816.20
  6. Step 6: Final answer
    x = 49,053.90

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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.