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Finding the Fourth Proportional to 12,048.53, 16,627.73 and 6,745.05

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Solution

The fourth proportional to 12,048.53, 16,627.73 and 6,745.05 is: 9,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048.53 : 16,627.73 = 6,745.05 : x
  2. Step 2: Convert to fraction form
    12,048.53/16,627.73 = 6,745.05/x
  3. Step 3: Cross multiply
    12,048.53x = 16,627.73 × 6,745.05
  4. Step 4: Simplify right side
    12,048.53x = 112,154,836.51
  5. Step 5: Solve for x
    x = 112,154,836.51/12,048.53
  6. Step 6: Final answer
    x = 9,308.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.