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Finding the Fourth Proportional to 16,706.66, 25,041.11 and 6,840.54

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Solution

The fourth proportional to 16,706.66, 25,041.11 and 6,840.54 is: 10,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706.66 : 25,041.11 = 6,840.54 : x
  2. Step 2: Convert to fraction form
    16,706.66/25,041.11 = 6,840.54/x
  3. Step 3: Cross multiply
    16,706.66x = 25,041.11 × 6,840.54
  4. Step 4: Simplify right side
    16,706.66x = 171,294,680.40
  5. Step 5: Solve for x
    x = 171,294,680.40/16,706.66
  6. Step 6: Final answer
    x = 10,253.08

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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.