Home / 40,401.11-60,601.68-19,336.20

Finding the Fourth Proportional to 40,401.11, 60,601.68 and 19,336.20

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Solution

The fourth proportional to 40,401.11, 60,601.68 and 19,336.20 is: 29,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.11 : 60,601.68 = 19,336.20 : x
  2. Step 2: Convert to fraction form
    40,401.11/60,601.68 = 19,336.20/x
  3. Step 3: Cross multiply
    40,401.11x = 60,601.68 × 19,336.20
  4. Step 4: Simplify right side
    40,401.11x = 1,171,805,901.81
  5. Step 5: Solve for x
    x = 1,171,805,901.81/40,401.11
  6. Step 6: Final answer
    x = 29,004.30

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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.