Home / 194,678.24-268,662.40-113,000.20

Finding the Fourth Proportional to 194,678.24, 268,662.40 and 113,000.20

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Solution

The fourth proportional to 194,678.24, 268,662.40 and 113,000.20 is: 155,944.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,678.24 : 268,662.40 = 113,000.20 : x
  2. Step 2: Convert to fraction form
    194,678.24/268,662.40 = 113,000.20/x
  3. Step 3: Cross multiply
    194,678.24x = 268,662.40 × 113,000.20
  4. Step 4: Simplify right side
    194,678.24x = 30,358,904,932.48
  5. Step 5: Solve for x
    x = 30,358,904,932.48/194,678.24
  6. Step 6: Final answer
    x = 155,944.01

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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.