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Finding the Fourth Proportional to 201,803.52, 302,694 and 61,551.12

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Solution

The fourth proportional to 201,803.52, 302,694 and 61,551.12 is: 92,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,803.52 : 302,694 = 61,551.12 : x
  2. Step 2: Convert to fraction form
    201,803.52/302,694 = 61,551.12/x
  3. Step 3: Cross multiply
    201,803.52x = 302,694 × 61,551.12
  4. Step 4: Simplify right side
    201,803.52x = 18,631,154,717.28
  5. Step 5: Solve for x
    x = 18,631,154,717.28/201,803.52
  6. Step 6: Final answer
    x = 92,323.24

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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.