Home / 194,399.39-268,271.18-109,516.46

Finding the Fourth Proportional to 194,399.39, 268,271.18 and 109,516.46

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Solution

The fourth proportional to 194,399.39, 268,271.18 and 109,516.46 is: 151,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,399.39 : 268,271.18 = 109,516.46 : x
  2. Step 2: Convert to fraction form
    194,399.39/268,271.18 = 109,516.46/x
  3. Step 3: Cross multiply
    194,399.39x = 268,271.18 × 109,516.46
  4. Step 4: Simplify right side
    194,399.39x = 29,380,108,064.68
  5. Step 5: Solve for x
    x = 29,380,108,064.68/194,399.39
  6. Step 6: Final answer
    x = 151,132.72

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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.