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Finding the Fourth Proportional to 73,480.23, 101,410.64 and 41,645.71

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Solution

The fourth proportional to 73,480.23, 101,410.64 and 41,645.71 is: 57,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,480.23 : 101,410.64 = 41,645.71 : x
  2. Step 2: Convert to fraction form
    73,480.23/101,410.64 = 41,645.71/x
  3. Step 3: Cross multiply
    73,480.23x = 101,410.64 × 41,645.71
  4. Step 4: Simplify right side
    73,480.23x = 4,223,317,780.52
  5. Step 5: Solve for x
    x = 4,223,317,780.52/73,480.23
  6. Step 6: Final answer
    x = 57,475.57

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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.