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Finding the Fourth Proportional to 201,720.04, 302,627.44 and 113,034.76

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Solution

The fourth proportional to 201,720.04, 302,627.44 and 113,034.76 is: 169,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,720.04 : 302,627.44 = 113,034.76 : x
  2. Step 2: Convert to fraction form
    201,720.04/302,627.44 = 113,034.76/x
  3. Step 3: Cross multiply
    201,720.04x = 302,627.44 × 113,034.76
  4. Step 4: Simplify right side
    201,720.04x = 34,207,420,049.81
  5. Step 5: Solve for x
    x = 34,207,420,049.81/201,720.04
  6. Step 6: Final answer
    x = 169,578.69

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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.