Home / 66,956.47-92,399.67-36,742.30

Finding the Fourth Proportional to 66,956.47, 92,399.67 and 36,742.30

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Solution

The fourth proportional to 66,956.47, 92,399.67 and 36,742.30 is: 50,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,956.47 : 92,399.67 = 36,742.30 : x
  2. Step 2: Convert to fraction form
    66,956.47/92,399.67 = 36,742.30/x
  3. Step 3: Cross multiply
    66,956.47x = 92,399.67 × 36,742.30
  4. Step 4: Simplify right side
    66,956.47x = 3,394,975,933.04
  5. Step 5: Solve for x
    x = 3,394,975,933.04/66,956.47
  6. Step 6: Final answer
    x = 50,704.23

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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.