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Finding the Fourth Proportional to 73,576, 101,534.88 and 40,042.24

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Solution

The fourth proportional to 73,576, 101,534.88 and 40,042.24 is: 55,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,576 : 101,534.88 = 40,042.24 : x
  2. Step 2: Convert to fraction form
    73,576/101,534.88 = 40,042.24/x
  3. Step 3: Cross multiply
    73,576x = 101,534.88 × 40,042.24
  4. Step 4: Simplify right side
    73,576x = 4,065,684,033.33
  5. Step 5: Solve for x
    x = 4,065,684,033.33/73,576
  6. Step 6: Final answer
    x = 55,258.29

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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.