Home / 73,943.66-110,934.19-20,635.63

Finding the Fourth Proportional to 73,943.66, 110,934.19 and 20,635.63

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Solution

The fourth proportional to 73,943.66, 110,934.19 and 20,635.63 is: 30,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,943.66 : 110,934.19 = 20,635.63 : x
  2. Step 2: Convert to fraction form
    73,943.66/110,934.19 = 20,635.63/x
  3. Step 3: Cross multiply
    73,943.66x = 110,934.19 × 20,635.63
  4. Step 4: Simplify right side
    73,943.66x = 2,289,196,570.27
  5. Step 5: Solve for x
    x = 2,289,196,570.27/73,943.66
  6. Step 6: Final answer
    x = 30,958.66

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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.