Home / 53,086.46-79,641.21-16,149.50

Finding the Fourth Proportional to 53,086.46, 79,641.21 and 16,149.50

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Solution

The fourth proportional to 53,086.46, 79,641.21 and 16,149.50 is: 24,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,086.46 : 79,641.21 = 16,149.50 : x
  2. Step 2: Convert to fraction form
    53,086.46/79,641.21 = 16,149.50/x
  3. Step 3: Cross multiply
    53,086.46x = 79,641.21 × 16,149.50
  4. Step 4: Simplify right side
    53,086.46x = 1,286,165,720.90
  5. Step 5: Solve for x
    x = 1,286,165,720.90/53,086.46
  6. Step 6: Final answer
    x = 24,227.75

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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.