Home / 43,919.59-60,711.18-39,186.45

Finding the Fourth Proportional to 43,919.59, 60,711.18 and 39,186.45

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Solution

The fourth proportional to 43,919.59, 60,711.18 and 39,186.45 is: 54,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,919.59 : 60,711.18 = 39,186.45 : x
  2. Step 2: Convert to fraction form
    43,919.59/60,711.18 = 39,186.45/x
  3. Step 3: Cross multiply
    43,919.59x = 60,711.18 × 39,186.45
  4. Step 4: Simplify right side
    43,919.59x = 2,379,055,538.79
  5. Step 5: Solve for x
    x = 2,379,055,538.79/43,919.59
  6. Step 6: Final answer
    x = 54,168.44

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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.