Home / 202,247.11-303,291.86-75,818.40

Finding the Fourth Proportional to 202,247.11, 303,291.86 and 75,818.40

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Solution

The fourth proportional to 202,247.11, 303,291.86 and 75,818.40 is: 113,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,247.11 : 303,291.86 = 75,818.40 : x
  2. Step 2: Convert to fraction form
    202,247.11/303,291.86 = 75,818.40/x
  3. Step 3: Cross multiply
    202,247.11x = 303,291.86 × 75,818.40
  4. Step 4: Simplify right side
    202,247.11x = 22,995,102,468.27
  5. Step 5: Solve for x
    x = 22,995,102,468.27/202,247.11
  6. Step 6: Final answer
    x = 113,698.05

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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.