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Finding the Fourth Proportional to 101,243.16, 151,868.88 and 34,729.02

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Solution

The fourth proportional to 101,243.16, 151,868.88 and 34,729.02 is: 52,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,243.16 : 151,868.88 = 34,729.02 : x
  2. Step 2: Convert to fraction form
    101,243.16/151,868.88 = 34,729.02/x
  3. Step 3: Cross multiply
    101,243.16x = 151,868.88 × 34,729.02
  4. Step 4: Simplify right side
    101,243.16x = 5,274,257,370.90
  5. Step 5: Solve for x
    x = 5,274,257,370.90/101,243.16
  6. Step 6: Final answer
    x = 52,094.95

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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.