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Finding the Fourth Proportional to 16,810.00, 25,212.74 and 6,947.91

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Solution

The fourth proportional to 16,810.00, 25,212.74 and 6,947.91 is: 10,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.00 : 25,212.74 = 6,947.91 : x
  2. Step 2: Convert to fraction form
    16,810.00/25,212.74 = 6,947.91/x
  3. Step 3: Cross multiply
    16,810.00x = 25,212.74 × 6,947.91
  4. Step 4: Simplify right side
    16,810.00x = 175,175,813.63
  5. Step 5: Solve for x
    x = 175,175,813.63/16,810.00
  6. Step 6: Final answer
    x = 10,420.93

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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.