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Finding the Fourth Proportional to 73,366.97, 101,270.54 and 43,151

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Solution

The fourth proportional to 73,366.97, 101,270.54 and 43,151 is: 59,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,366.97 : 101,270.54 = 43,151 : x
  2. Step 2: Convert to fraction form
    73,366.97/101,270.54 = 43,151/x
  3. Step 3: Cross multiply
    73,366.97x = 101,270.54 × 43,151
  4. Step 4: Simplify right side
    73,366.97x = 4,369,925,071.54
  5. Step 5: Solve for x
    x = 4,369,925,071.54/73,366.97
  6. Step 6: Final answer
    x = 59,562.57

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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.