Home / 52,716.80-78,979.20-24,953.60

Finding the Fourth Proportional to 52,716.80, 78,979.20 and 24,953.60

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Solution

The fourth proportional to 52,716.80, 78,979.20 and 24,953.60 is: 37,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,716.80 : 78,979.20 = 24,953.60 : x
  2. Step 2: Convert to fraction form
    52,716.80/78,979.20 = 24,953.60/x
  3. Step 3: Cross multiply
    52,716.80x = 78,979.20 × 24,953.60
  4. Step 4: Simplify right side
    52,716.80x = 1,970,815,365.12
  5. Step 5: Solve for x
    x = 1,970,815,365.12/52,716.80
  6. Step 6: Final answer
    x = 37,384.96

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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.