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Finding the Fourth Proportional to 27,252.58, 40,878.77 and 7,531.10

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Solution

The fourth proportional to 27,252.58, 40,878.77 and 7,531.10 is: 11,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.58 : 40,878.77 = 7,531.10 : x
  2. Step 2: Convert to fraction form
    27,252.58/40,878.77 = 7,531.10/x
  3. Step 3: Cross multiply
    27,252.58x = 40,878.77 × 7,531.10
  4. Step 4: Simplify right side
    27,252.58x = 307,862,104.75
  5. Step 5: Solve for x
    x = 307,862,104.75/27,252.58
  6. Step 6: Final answer
    x = 11,296.62

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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.