Home / 52,825.14-79,242.03-21,660.66

Finding the Fourth Proportional to 52,825.14, 79,242.03 and 21,660.66

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Solution

The fourth proportional to 52,825.14, 79,242.03 and 21,660.66 is: 32,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,825.14 : 79,242.03 = 21,660.66 : x
  2. Step 2: Convert to fraction form
    52,825.14/79,242.03 = 21,660.66/x
  3. Step 3: Cross multiply
    52,825.14x = 79,242.03 × 21,660.66
  4. Step 4: Simplify right side
    52,825.14x = 1,716,434,669.54
  5. Step 5: Solve for x
    x = 1,716,434,669.54/52,825.14
  6. Step 6: Final answer
    x = 32,492.76

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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.