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Finding the Fourth Proportional to 73,434.96, 110,152.24 and 20,844.48

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Solution

The fourth proportional to 73,434.96, 110,152.24 and 20,844.48 is: 31,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,434.96 : 110,152.24 = 20,844.48 : x
  2. Step 2: Convert to fraction form
    73,434.96/110,152.24 = 20,844.48/x
  3. Step 3: Cross multiply
    73,434.96x = 110,152.24 × 20,844.48
  4. Step 4: Simplify right side
    73,434.96x = 2,296,066,163.64
  5. Step 5: Solve for x
    x = 2,296,066,163.64/73,434.96
  6. Step 6: Final answer
    x = 31,266.66

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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.