Home / 194,642.02-268,631.76-114,101.20

Finding the Fourth Proportional to 194,642.02, 268,631.76 and 114,101.20

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Solution

The fourth proportional to 194,642.02, 268,631.76 and 114,101.20 is: 157,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,642.02 : 268,631.76 = 114,101.20 : x
  2. Step 2: Convert to fraction form
    194,642.02/268,631.76 = 114,101.20/x
  3. Step 3: Cross multiply
    194,642.02x = 268,631.76 × 114,101.20
  4. Step 4: Simplify right side
    194,642.02x = 30,651,206,174.11
  5. Step 5: Solve for x
    x = 30,651,206,174.11/194,642.02
  6. Step 6: Final answer
    x = 157,474.76

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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.