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Finding the Fourth Proportional to 201,346.11, 302,252.48 and 108,034.11

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Solution

The fourth proportional to 201,346.11, 302,252.48 and 108,034.11 is: 162,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,346.11 : 302,252.48 = 108,034.11 : x
  2. Step 2: Convert to fraction form
    201,346.11/302,252.48 = 108,034.11/x
  3. Step 3: Cross multiply
    201,346.11x = 302,252.48 × 108,034.11
  4. Step 4: Simplify right side
    201,346.11x = 32,653,577,131.92
  5. Step 5: Solve for x
    x = 32,653,577,131.92/201,346.11
  6. Step 6: Final answer
    x = 162,176.35

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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.