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Finding the Fourth Proportional to 27,044.40, 40,536.90 and 9,505.20

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Solution

The fourth proportional to 27,044.40, 40,536.90 and 9,505.20 is: 14,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,044.40 : 40,536.90 = 9,505.20 : x
  2. Step 2: Convert to fraction form
    27,044.40/40,536.90 = 9,505.20/x
  3. Step 3: Cross multiply
    27,044.40x = 40,536.90 × 9,505.20
  4. Step 4: Simplify right side
    27,044.40x = 385,311,341.88
  5. Step 5: Solve for x
    x = 385,311,341.88/27,044.40
  6. Step 6: Final answer
    x = 14,247.36

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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.