Home / 50,508.10-69,675.55-38,550.68

Finding the Fourth Proportional to 50,508.10, 69,675.55 and 38,550.68

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Solution

The fourth proportional to 50,508.10, 69,675.55 and 38,550.68 is: 53,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,508.10 : 69,675.55 = 38,550.68 : x
  2. Step 2: Convert to fraction form
    50,508.10/69,675.55 = 38,550.68/x
  3. Step 3: Cross multiply
    50,508.10x = 69,675.55 × 38,550.68
  4. Step 4: Simplify right side
    50,508.10x = 2,686,039,831.87
  5. Step 5: Solve for x
    x = 2,686,039,831.87/50,508.10
  6. Step 6: Final answer
    x = 53,180.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.