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Finding the Fourth Proportional to 201,887.04, 302,873.76 and 61,656

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Solution

The fourth proportional to 201,887.04, 302,873.76 and 61,656 is: 92,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,887.04 : 302,873.76 = 61,656 : x
  2. Step 2: Convert to fraction form
    201,887.04/302,873.76 = 61,656/x
  3. Step 3: Cross multiply
    201,887.04x = 302,873.76 × 61,656
  4. Step 4: Simplify right side
    201,887.04x = 18,673,984,546.56
  5. Step 5: Solve for x
    x = 18,673,984,546.56/201,887.04
  6. Step 6: Final answer
    x = 92,497.19

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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.