Home / 67,330.46-100,884.09-40,955.42

Finding the Fourth Proportional to 67,330.46, 100,884.09 and 40,955.42

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Solution

The fourth proportional to 67,330.46, 100,884.09 and 40,955.42 is: 61,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,330.46 : 100,884.09 = 40,955.42 : x
  2. Step 2: Convert to fraction form
    67,330.46/100,884.09 = 40,955.42/x
  3. Step 3: Cross multiply
    67,330.46x = 100,884.09 × 40,955.42
  4. Step 4: Simplify right side
    67,330.46x = 4,131,750,277.27
  5. Step 5: Solve for x
    x = 4,131,750,277.27/67,330.46
  6. Step 6: Final answer
    x = 61,365.25

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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.