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Finding the Fourth Proportional to 203,253.33, 304,895.79 and 61,087.53

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Solution

The fourth proportional to 203,253.33, 304,895.79 and 61,087.53 is: 91,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,253.33 : 304,895.79 = 61,087.53 : x
  2. Step 2: Convert to fraction form
    203,253.33/304,895.79 = 61,087.53/x
  3. Step 3: Cross multiply
    203,253.33x = 304,895.79 × 61,087.53
  4. Step 4: Simplify right side
    203,253.33x = 18,625,330,718.50
  5. Step 5: Solve for x
    x = 18,625,330,718.50/203,253.33
  6. Step 6: Final answer
    x = 91,636.04

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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.