Home / 37,165.97-55,771.05-13,471.20

Finding the Fourth Proportional to 37,165.97, 55,771.05 and 13,471.20

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Solution

The fourth proportional to 37,165.97, 55,771.05 and 13,471.20 is: 20,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.97 : 55,771.05 = 13,471.20 : x
  2. Step 2: Convert to fraction form
    37,165.97/55,771.05 = 13,471.20/x
  3. Step 3: Cross multiply
    37,165.97x = 55,771.05 × 13,471.20
  4. Step 4: Simplify right side
    37,165.97x = 751,302,968.76
  5. Step 5: Solve for x
    x = 751,302,968.76/37,165.97
  6. Step 6: Final answer
    x = 20,214.81

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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.