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Finding the Fourth Proportional to 201,818.52, 302,716.50 and 61,566.12

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Solution

The fourth proportional to 201,818.52, 302,716.50 and 61,566.12 is: 92,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,818.52 : 302,716.50 = 61,566.12 : x
  2. Step 2: Convert to fraction form
    201,818.52/302,716.50 = 61,566.12/x
  3. Step 3: Cross multiply
    201,818.52x = 302,716.50 × 61,566.12
  4. Step 4: Simplify right side
    201,818.52x = 18,637,080,364.98
  5. Step 5: Solve for x
    x = 18,637,080,364.98/201,818.52
  6. Step 6: Final answer
    x = 92,345.74

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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.