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Finding the Fourth Proportional to 73,519.92, 101,462.76 and 41,691.60

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Solution

The fourth proportional to 73,519.92, 101,462.76 and 41,691.60 is: 57,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,519.92 : 101,462.76 = 41,691.60 : x
  2. Step 2: Convert to fraction form
    73,519.92/101,462.76 = 41,691.60/x
  3. Step 3: Cross multiply
    73,519.92x = 101,462.76 × 41,691.60
  4. Step 4: Simplify right side
    73,519.92x = 4,230,144,804.82
  5. Step 5: Solve for x
    x = 4,230,144,804.82/73,519.92
  6. Step 6: Final answer
    x = 57,537.40

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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.