Home / 194,108.16-268,015.20-191,008.10

Finding the Fourth Proportional to 194,108.16, 268,015.20 and 191,008.10

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Solution

The fourth proportional to 194,108.16, 268,015.20 and 191,008.10 is: 263,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,108.16 : 268,015.20 = 191,008.10 : x
  2. Step 2: Convert to fraction form
    194,108.16/268,015.20 = 191,008.10/x
  3. Step 3: Cross multiply
    194,108.16x = 268,015.20 × 191,008.10
  4. Step 4: Simplify right side
    194,108.16x = 51,193,074,123.12
  5. Step 5: Solve for x
    x = 51,193,074,123.12/194,108.16
  6. Step 6: Final answer
    x = 263,734.79

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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.