Home / 38,785.86-58,178.16-22,110.30

Finding the Fourth Proportional to 38,785.86, 58,178.16 and 22,110.30

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Solution

The fourth proportional to 38,785.86, 58,178.16 and 22,110.30 is: 33,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785.86 : 58,178.16 = 22,110.30 : x
  2. Step 2: Convert to fraction form
    38,785.86/58,178.16 = 22,110.30/x
  3. Step 3: Cross multiply
    38,785.86x = 58,178.16 × 22,110.30
  4. Step 4: Simplify right side
    38,785.86x = 1,286,336,571.05
  5. Step 5: Solve for x
    x = 1,286,336,571.05/38,785.86
  6. Step 6: Final answer
    x = 33,165.09

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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.