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Finding the Fourth Proportional to 202,194.72, 303,281.12 and 61,953.74

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Solution

The fourth proportional to 202,194.72, 303,281.12 and 61,953.74 is: 92,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,194.72 : 303,281.12 = 61,953.74 : x
  2. Step 2: Convert to fraction form
    202,194.72/303,281.12 = 61,953.74/x
  3. Step 3: Cross multiply
    202,194.72x = 303,281.12 × 61,953.74
  4. Step 4: Simplify right side
    202,194.72x = 18,789,399,655.39
  5. Step 5: Solve for x
    x = 18,789,399,655.39/202,194.72
  6. Step 6: Final answer
    x = 92,927.25

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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.