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Finding the Fourth Proportional to 26,752.35, 40,128.42 and 8,032.32

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Solution

The fourth proportional to 26,752.35, 40,128.42 and 8,032.32 is: 12,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,752.35 : 40,128.42 = 8,032.32 : x
  2. Step 2: Convert to fraction form
    26,752.35/40,128.42 = 8,032.32/x
  3. Step 3: Cross multiply
    26,752.35x = 40,128.42 × 8,032.32
  4. Step 4: Simplify right side
    26,752.35x = 322,324,310.53
  5. Step 5: Solve for x
    x = 322,324,310.53/26,752.35
  6. Step 6: Final answer
    x = 12,048.45

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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.