Home / 50,395.38-75,587.20-18,806.53

Finding the Fourth Proportional to 50,395.38, 75,587.20 and 18,806.53

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Solution

The fourth proportional to 50,395.38, 75,587.20 and 18,806.53 is: 28,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,395.38 : 75,587.20 = 18,806.53 : x
  2. Step 2: Convert to fraction form
    50,395.38/75,587.20 = 18,806.53/x
  3. Step 3: Cross multiply
    50,395.38x = 75,587.20 × 18,806.53
  4. Step 4: Simplify right side
    50,395.38x = 1,421,532,708.43
  5. Step 5: Solve for x
    x = 1,421,532,708.43/50,395.38
  6. Step 6: Final answer
    x = 28,207.60

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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.