Home / 30,249.83-45,374.84-10,523.69

Finding the Fourth Proportional to 30,249.83, 45,374.84 and 10,523.69

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Solution

The fourth proportional to 30,249.83, 45,374.84 and 10,523.69 is: 15,785.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249.83 : 45,374.84 = 10,523.69 : x
  2. Step 2: Convert to fraction form
    30,249.83/45,374.84 = 10,523.69/x
  3. Step 3: Cross multiply
    30,249.83x = 45,374.84 × 10,523.69
  4. Step 4: Simplify right side
    30,249.83x = 477,510,470.47
  5. Step 5: Solve for x
    x = 477,510,470.47/30,249.83
  6. Step 6: Final answer
    x = 15,785.56

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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.