Home / 53,114.01-79,672.92-18,049.11

Finding the Fourth Proportional to 53,114.01, 79,672.92 and 18,049.11

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Solution

The fourth proportional to 53,114.01, 79,672.92 and 18,049.11 is: 27,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,114.01 : 79,672.92 = 18,049.11 : x
  2. Step 2: Convert to fraction form
    53,114.01/79,672.92 = 18,049.11/x
  3. Step 3: Cross multiply
    53,114.01x = 79,672.92 × 18,049.11
  4. Step 4: Simplify right side
    53,114.01x = 1,438,025,297.10
  5. Step 5: Solve for x
    x = 1,438,025,297.10/53,114.01
  6. Step 6: Final answer
    x = 27,074.31

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1.5x scale

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.