Home / 194,686.30-268,724.55-114,131.26

Finding the Fourth Proportional to 194,686.30, 268,724.55 and 114,131.26

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Solution

The fourth proportional to 194,686.30, 268,724.55 and 114,131.26 is: 157,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,686.30 : 268,724.55 = 114,131.26 : x
  2. Step 2: Convert to fraction form
    194,686.30/268,724.55 = 114,131.26/x
  3. Step 3: Cross multiply
    194,686.30x = 268,724.55 × 114,131.26
  4. Step 4: Simplify right side
    194,686.30x = 30,669,871,484.43
  5. Step 5: Solve for x
    x = 30,669,871,484.43/194,686.30
  6. Step 6: Final answer
    x = 157,534.82

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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.