Home / 43,378.88-59,912.06-29,207.12

Finding the Fourth Proportional to 43,378.88, 59,912.06 and 29,207.12

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Solution

The fourth proportional to 43,378.88, 59,912.06 and 29,207.12 is: 40,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,378.88 : 59,912.06 = 29,207.12 : x
  2. Step 2: Convert to fraction form
    43,378.88/59,912.06 = 29,207.12/x
  3. Step 3: Cross multiply
    43,378.88x = 59,912.06 × 29,207.12
  4. Step 4: Simplify right side
    43,378.88x = 1,749,858,280.27
  5. Step 5: Solve for x
    x = 1,749,858,280.27/43,378.88
  6. Step 6: Final answer
    x = 40,338.95

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1.5x scale

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.