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Finding the Fourth Proportional to 18,349.66, 27,521.25 and 8,352.10

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Solution

The fourth proportional to 18,349.66, 27,521.25 and 8,352.10 is: 12,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349.66 : 27,521.25 = 8,352.10 : x
  2. Step 2: Convert to fraction form
    18,349.66/27,521.25 = 8,352.10/x
  3. Step 3: Cross multiply
    18,349.66x = 27,521.25 × 8,352.10
  4. Step 4: Simplify right side
    18,349.66x = 229,860,232.13
  5. Step 5: Solve for x
    x = 229,860,232.13/18,349.66
  6. Step 6: Final answer
    x = 12,526.68

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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.