Home / 43,180.76-64,771.14-16,867.05

Finding the Fourth Proportional to 43,180.76, 64,771.14 and 16,867.05

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Solution

The fourth proportional to 43,180.76, 64,771.14 and 16,867.05 is: 25,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180.76 : 64,771.14 = 16,867.05 : x
  2. Step 2: Convert to fraction form
    43,180.76/64,771.14 = 16,867.05/x
  3. Step 3: Cross multiply
    43,180.76x = 64,771.14 × 16,867.05
  4. Step 4: Simplify right side
    43,180.76x = 1,092,497,791.28
  5. Step 5: Solve for x
    x = 1,092,497,791.28/43,180.76
  6. Step 6: Final answer
    x = 25,300.57

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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.