Home / 100,793.02-151,153.51-33,312.57

Finding the Fourth Proportional to 100,793.02, 151,153.51 and 33,312.57

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Solution

The fourth proportional to 100,793.02, 151,153.51 and 33,312.57 is: 49,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,793.02 : 151,153.51 = 33,312.57 : x
  2. Step 2: Convert to fraction form
    100,793.02/151,153.51 = 33,312.57/x
  3. Step 3: Cross multiply
    100,793.02x = 151,153.51 × 33,312.57
  4. Step 4: Simplify right side
    100,793.02x = 5,035,311,882.62
  5. Step 5: Solve for x
    x = 5,035,311,882.62/100,793.02
  6. Step 6: Final answer
    x = 49,956.95

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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.