Home / 53,465.40-80,198.10-50,614.20

Finding the Fourth Proportional to 53,465.40, 80,198.10 and 50,614.20

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Solution

The fourth proportional to 53,465.40, 80,198.10 and 50,614.20 is: 75,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465.40 : 80,198.10 = 50,614.20 : x
  2. Step 2: Convert to fraction form
    53,465.40/80,198.10 = 50,614.20/x
  3. Step 3: Cross multiply
    53,465.40x = 80,198.10 × 50,614.20
  4. Step 4: Simplify right side
    53,465.40x = 4,059,162,673.02
  5. Step 5: Solve for x
    x = 4,059,162,673.02/53,465.40
  6. Step 6: Final answer
    x = 75,921.30

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1.5x scale

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.