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Finding the Fourth Proportional to 52,832, 79,193.40 and 17,759.84

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Solution

The fourth proportional to 52,832, 79,193.40 and 17,759.84 is: 26,621.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,832 : 79,193.40 = 17,759.84 : x
  2. Step 2: Convert to fraction form
    52,832/79,193.40 = 17,759.84/x
  3. Step 3: Cross multiply
    52,832x = 79,193.40 × 17,759.84
  4. Step 4: Simplify right side
    52,832x = 1,406,462,113.06
  5. Step 5: Solve for x
    x = 1,406,462,113.06/52,832
  6. Step 6: Final answer
    x = 26,621.41

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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.