Home / 269,227.10-403,495.05-163,934.30

Finding the Fourth Proportional to 269,227.10, 403,495.05 and 163,934.30

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Solution

The fourth proportional to 269,227.10, 403,495.05 and 163,934.30 is: 245,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,227.10 : 403,495.05 = 163,934.30 : x
  2. Step 2: Convert to fraction form
    269,227.10/403,495.05 = 163,934.30/x
  3. Step 3: Cross multiply
    269,227.10x = 403,495.05 × 163,934.30
  4. Step 4: Simplify right side
    269,227.10x = 66,146,678,575.22
  5. Step 5: Solve for x
    x = 66,146,678,575.22/269,227.10
  6. Step 6: Final answer
    x = 245,691.01

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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.