Home / 194,682.21-268,718.90-114,127.17

Finding the Fourth Proportional to 194,682.21, 268,718.90 and 114,127.17

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Solution

The fourth proportional to 194,682.21, 268,718.90 and 114,127.17 is: 157,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,682.21 : 268,718.90 = 114,127.17 : x
  2. Step 2: Convert to fraction form
    194,682.21/268,718.90 = 114,127.17/x
  3. Step 3: Cross multiply
    194,682.21x = 268,718.90 × 114,127.17
  4. Step 4: Simplify right side
    194,682.21x = 30,668,126,646.15
  5. Step 5: Solve for x
    x = 30,668,126,646.15/194,682.21
  6. Step 6: Final answer
    x = 157,529.17

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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.