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Finding the Fourth Proportional to 167,897.56, 250,617.94 and 147,969.14

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Solution

The fourth proportional to 167,897.56, 250,617.94 and 147,969.14 is: 220,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,897.56 : 250,617.94 = 147,969.14 : x
  2. Step 2: Convert to fraction form
    167,897.56/250,617.94 = 147,969.14/x
  3. Step 3: Cross multiply
    167,897.56x = 250,617.94 × 147,969.14
  4. Step 4: Simplify right side
    167,897.56x = 37,083,721,050.37
  5. Step 5: Solve for x
    x = 37,083,721,050.37/167,897.56
  6. Step 6: Final answer
    x = 220,871.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.