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Finding the Fourth Proportional to 236,099.99, 354,020.13 and 161,304.59

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Solution

The fourth proportional to 236,099.99, 354,020.13 and 161,304.59 is: 241,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,099.99 : 354,020.13 = 161,304.59 : x
  2. Step 2: Convert to fraction form
    236,099.99/354,020.13 = 161,304.59/x
  3. Step 3: Cross multiply
    236,099.99x = 354,020.13 × 161,304.59
  4. Step 4: Simplify right side
    236,099.99x = 57,105,070,151.30
  5. Step 5: Solve for x
    x = 57,105,070,151.30/236,099.99
  6. Step 6: Final answer
    x = 241,868.17

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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.