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Finding the Fourth Proportional to 67,996.16, 101,921.32 and 32,887.52

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Solution

The fourth proportional to 67,996.16, 101,921.32 and 32,887.52 is: 49,296.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,996.16 : 101,921.32 = 32,887.52 : x
  2. Step 2: Convert to fraction form
    67,996.16/101,921.32 = 32,887.52/x
  3. Step 3: Cross multiply
    67,996.16x = 101,921.32 × 32,887.52
  4. Step 4: Simplify right side
    67,996.16x = 3,351,939,449.93
  5. Step 5: Solve for x
    x = 3,351,939,449.93/67,996.16
  6. Step 6: Final answer
    x = 49,296.01

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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.