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Finding the Fourth Proportional to 202,943.43, 304,329.51 and 60,808.89

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Solution

The fourth proportional to 202,943.43, 304,329.51 and 60,808.89 is: 91,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,943.43 : 304,329.51 = 60,808.89 : x
  2. Step 2: Convert to fraction form
    202,943.43/304,329.51 = 60,808.89/x
  3. Step 3: Cross multiply
    202,943.43x = 304,329.51 × 60,808.89
  4. Step 4: Simplify right side
    202,943.43x = 18,505,939,697.34
  5. Step 5: Solve for x
    x = 18,505,939,697.34/202,943.43
  6. Step 6: Final answer
    x = 91,187.68

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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.