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Finding the Fourth Proportional to 100,161.02, 150,253.40 and 62,724.20

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Solution

The fourth proportional to 100,161.02, 150,253.40 and 62,724.20 is: 94,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,161.02 : 150,253.40 = 62,724.20 : x
  2. Step 2: Convert to fraction form
    100,161.02/150,253.40 = 62,724.20/x
  3. Step 3: Cross multiply
    100,161.02x = 150,253.40 × 62,724.20
  4. Step 4: Simplify right side
    100,161.02x = 9,424,523,717.82
  5. Step 5: Solve for x
    x = 9,424,523,717.82/100,161.02
  6. Step 6: Final answer
    x = 94,093.73

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1.5x scale

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.