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Finding the Fourth Proportional to 16,674.48, 25,009.74 and 8,352.90

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Solution

The fourth proportional to 16,674.48, 25,009.74 and 8,352.90 is: 12,528.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.48 : 25,009.74 = 8,352.90 : x
  2. Step 2: Convert to fraction form
    16,674.48/25,009.74 = 8,352.90/x
  3. Step 3: Cross multiply
    16,674.48x = 25,009.74 × 8,352.90
  4. Step 4: Simplify right side
    16,674.48x = 208,903,857.25
  5. Step 5: Solve for x
    x = 208,903,857.25/16,674.48
  6. Step 6: Final answer
    x = 12,528.36

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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.