Home / 57,623.22-79,551.36-39,813.95

Finding the Fourth Proportional to 57,623.22, 79,551.36 and 39,813.95

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Solution

The fourth proportional to 57,623.22, 79,551.36 and 39,813.95 is: 54,964.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,623.22 : 79,551.36 = 39,813.95 : x
  2. Step 2: Convert to fraction form
    57,623.22/79,551.36 = 39,813.95/x
  3. Step 3: Cross multiply
    57,623.22x = 79,551.36 × 39,813.95
  4. Step 4: Simplify right side
    57,623.22x = 3,167,253,471.72
  5. Step 5: Solve for x
    x = 3,167,253,471.72/57,623.22
  6. Step 6: Final answer
    x = 54,964.88

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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.