Home / 57,352.28-79,147.07-31,860.27

Finding the Fourth Proportional to 57,352.28, 79,147.07 and 31,860.27

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Solution

The fourth proportional to 57,352.28, 79,147.07 and 31,860.27 is: 43,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,352.28 : 79,147.07 = 31,860.27 : x
  2. Step 2: Convert to fraction form
    57,352.28/79,147.07 = 31,860.27/x
  3. Step 3: Cross multiply
    57,352.28x = 79,147.07 × 31,860.27
  4. Step 4: Simplify right side
    57,352.28x = 2,521,646,860.61
  5. Step 5: Solve for x
    x = 2,521,646,860.61/57,352.28
  6. Step 6: Final answer
    x = 43,967.69

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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.