Home / 52,948.20-79,400.70-17,869.80

Finding the Fourth Proportional to 52,948.20, 79,400.70 and 17,869.80

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Solution

The fourth proportional to 52,948.20, 79,400.70 and 17,869.80 is: 26,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,948.20 : 79,400.70 = 17,869.80 : x
  2. Step 2: Convert to fraction form
    52,948.20/79,400.70 = 17,869.80/x
  3. Step 3: Cross multiply
    52,948.20x = 79,400.70 × 17,869.80
  4. Step 4: Simplify right side
    52,948.20x = 1,418,874,628.86
  5. Step 5: Solve for x
    x = 1,418,874,628.86/52,948.20
  6. Step 6: Final answer
    x = 26,797.41

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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.