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Finding the Fourth Proportional to 16,812.06, 25,203.04 and 6,945.04

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Solution

The fourth proportional to 16,812.06, 25,203.04 and 6,945.04 is: 10,411.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.06 : 25,203.04 = 6,945.04 : x
  2. Step 2: Convert to fraction form
    16,812.06/25,203.04 = 6,945.04/x
  3. Step 3: Cross multiply
    16,812.06x = 25,203.04 × 6,945.04
  4. Step 4: Simplify right side
    16,812.06x = 175,036,120.92
  5. Step 5: Solve for x
    x = 175,036,120.92/16,812.06
  6. Step 6: Final answer
    x = 10,411.34

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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.