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Finding the Fourth Proportional to 35,593.65, 53,354.03 and 20,794.95

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Solution

The fourth proportional to 35,593.65, 53,354.03 and 20,794.95 is: 31,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,593.65 : 53,354.03 = 20,794.95 : x
  2. Step 2: Convert to fraction form
    35,593.65/53,354.03 = 20,794.95/x
  3. Step 3: Cross multiply
    35,593.65x = 53,354.03 × 20,794.95
  4. Step 4: Simplify right side
    35,593.65x = 1,109,494,282.17
  5. Step 5: Solve for x
    x = 1,109,494,282.17/35,593.65
  6. Step 6: Final answer
    x = 31,171.13

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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.