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Finding the Fourth Proportional to 27,308.70, 40,963.05 and 23,550.30

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Solution

The fourth proportional to 27,308.70, 40,963.05 and 23,550.30 is: 35,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.70 : 40,963.05 = 23,550.30 : x
  2. Step 2: Convert to fraction form
    27,308.70/40,963.05 = 23,550.30/x
  3. Step 3: Cross multiply
    27,308.70x = 40,963.05 × 23,550.30
  4. Step 4: Simplify right side
    27,308.70x = 964,692,116.42
  5. Step 5: Solve for x
    x = 964,692,116.42/27,308.70
  6. Step 6: Final answer
    x = 35,325.45

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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.