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Finding the Fourth Proportional to 241,047.97, 332,625.30 and 137,681.66

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Solution

The fourth proportional to 241,047.97, 332,625.30 and 137,681.66 is: 189,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,047.97 : 332,625.30 = 137,681.66 : x
  2. Step 2: Convert to fraction form
    241,047.97/332,625.30 = 137,681.66/x
  3. Step 3: Cross multiply
    241,047.97x = 332,625.30 × 137,681.66
  4. Step 4: Simplify right side
    241,047.97x = 45,796,403,777.26
  5. Step 5: Solve for x
    x = 45,796,403,777.26/241,047.97
  6. Step 6: Final answer
    x = 189,988.76

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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.