Home / 52,704.14-79,055.80-21,517.52

Finding the Fourth Proportional to 52,704.14, 79,055.80 and 21,517.52

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Solution

The fourth proportional to 52,704.14, 79,055.80 and 21,517.52 is: 32,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704.14 : 79,055.80 = 21,517.52 : x
  2. Step 2: Convert to fraction form
    52,704.14/79,055.80 = 21,517.52/x
  3. Step 3: Cross multiply
    52,704.14x = 79,055.80 × 21,517.52
  4. Step 4: Simplify right side
    52,704.14x = 1,701,084,308.54
  5. Step 5: Solve for x
    x = 1,701,084,308.54/52,704.14
  6. Step 6: Final answer
    x = 32,276.11

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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.