Home / 226,876.70-340,643.10-171,108.20

Finding the Fourth Proportional to 226,876.70, 340,643.10 and 171,108.20

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Solution

The fourth proportional to 226,876.70, 340,643.10 and 171,108.20 is: 256,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,876.70 : 340,643.10 = 171,108.20 : x
  2. Step 2: Convert to fraction form
    226,876.70/340,643.10 = 171,108.20/x
  3. Step 3: Cross multiply
    226,876.70x = 340,643.10 × 171,108.20
  4. Step 4: Simplify right side
    226,876.70x = 58,286,827,683.42
  5. Step 5: Solve for x
    x = 58,286,827,683.42/226,876.70
  6. Step 6: Final answer
    x = 256,909.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.