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Finding the Fourth Proportional to 101,007.56, 151,496.75 and 30,868.04

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Solution

The fourth proportional to 101,007.56, 151,496.75 and 30,868.04 is: 46,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,007.56 : 151,496.75 = 30,868.04 : x
  2. Step 2: Convert to fraction form
    101,007.56/151,496.75 = 30,868.04/x
  3. Step 3: Cross multiply
    101,007.56x = 151,496.75 × 30,868.04
  4. Step 4: Simplify right side
    101,007.56x = 4,676,407,058.56
  5. Step 5: Solve for x
    x = 4,676,407,058.56/101,007.56
  6. Step 6: Final answer
    x = 46,297.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.