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Finding the Fourth Proportional to 73,681.33, 101,672.80 and 41,844.01

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Solution

The fourth proportional to 73,681.33, 101,672.80 and 41,844.01 is: 57,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,681.33 : 101,672.80 = 41,844.01 : x
  2. Step 2: Convert to fraction form
    73,681.33/101,672.80 = 41,844.01/x
  3. Step 3: Cross multiply
    73,681.33x = 101,672.80 × 41,844.01
  4. Step 4: Simplify right side
    73,681.33x = 4,254,397,659.93
  5. Step 5: Solve for x
    x = 4,254,397,659.93/73,681.33
  6. Step 6: Final answer
    x = 57,740.51

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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.