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Finding the Fourth Proportional to 27,807.88, 41,607.18 and 19,504.10

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Solution

The fourth proportional to 27,807.88, 41,607.18 and 19,504.10 is: 29,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.88 : 41,607.18 = 19,504.10 : x
  2. Step 2: Convert to fraction form
    27,807.88/41,607.18 = 19,504.10/x
  3. Step 3: Cross multiply
    27,807.88x = 41,607.18 × 19,504.10
  4. Step 4: Simplify right side
    27,807.88x = 811,510,599.44
  5. Step 5: Solve for x
    x = 811,510,599.44/27,807.88
  6. Step 6: Final answer
    x = 29,182.76

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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.