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Finding the Fourth Proportional to 201,402.99, 302,104.49 and 95,902.11

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Solution

The fourth proportional to 201,402.99, 302,104.49 and 95,902.11 is: 143,853.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,402.99 : 302,104.49 = 95,902.11 : x
  2. Step 2: Convert to fraction form
    201,402.99/302,104.49 = 95,902.11/x
  3. Step 3: Cross multiply
    201,402.99x = 302,104.49 × 95,902.11
  4. Step 4: Simplify right side
    201,402.99x = 28,972,458,031.47
  5. Step 5: Solve for x
    x = 28,972,458,031.47/201,402.99
  6. Step 6: Final answer
    x = 143,853.17

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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.