Home / 194,174.79-268,044.12-130,549.50

Finding the Fourth Proportional to 194,174.79, 268,044.12 and 130,549.50

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Solution

The fourth proportional to 194,174.79, 268,044.12 and 130,549.50 is: 180,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,174.79 : 268,044.12 = 130,549.50 : x
  2. Step 2: Convert to fraction form
    194,174.79/268,044.12 = 130,549.50/x
  3. Step 3: Cross multiply
    194,174.79x = 268,044.12 × 130,549.50
  4. Step 4: Simplify right side
    194,174.79x = 34,993,025,843.94
  5. Step 5: Solve for x
    x = 34,993,025,843.94/194,174.79
  6. Step 6: Final answer
    x = 180,214.05

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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.