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Finding the Fourth Proportional to 73,454.96, 101,351.16 and 41,616.56

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Solution

The fourth proportional to 73,454.96, 101,351.16 and 41,616.56 is: 57,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,454.96 : 101,351.16 = 41,616.56 : x
  2. Step 2: Convert to fraction form
    73,454.96/101,351.16 = 41,616.56/x
  3. Step 3: Cross multiply
    73,454.96x = 101,351.16 × 41,616.56
  4. Step 4: Simplify right side
    73,454.96x = 4,217,886,631.21
  5. Step 5: Solve for x
    x = 4,217,886,631.21/73,454.96
  6. Step 6: Final answer
    x = 57,421.40

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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.