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Finding the Fourth Proportional to 73,231.70, 101,064.10 and 41,403.56

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Solution

The fourth proportional to 73,231.70, 101,064.10 and 41,403.56 is: 57,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,231.70 : 101,064.10 = 41,403.56 : x
  2. Step 2: Convert to fraction form
    73,231.70/101,064.10 = 41,403.56/x
  3. Step 3: Cross multiply
    73,231.70x = 101,064.10 × 41,403.56
  4. Step 4: Simplify right side
    73,231.70x = 4,184,413,528.20
  5. Step 5: Solve for x
    x = 4,184,413,528.20/73,231.70
  6. Step 6: Final answer
    x = 57,139.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.