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Finding the Fourth Proportional to 16,808.48, 25,219.92 and 6,954.92

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Solution

The fourth proportional to 16,808.48, 25,219.92 and 6,954.92 is: 10,435.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.48 : 25,219.92 = 6,954.92 : x
  2. Step 2: Convert to fraction form
    16,808.48/25,219.92 = 6,954.92/x
  3. Step 3: Cross multiply
    16,808.48x = 25,219.92 × 6,954.92
  4. Step 4: Simplify right side
    16,808.48x = 175,402,526.01
  5. Step 5: Solve for x
    x = 175,402,526.01/16,808.48
  6. Step 6: Final answer
    x = 10,435.36

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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.