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Finding the Fourth Proportional to 12,537.96, 17,301.96 and 7,232.64

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Solution

The fourth proportional to 12,537.96, 17,301.96 and 7,232.64 is: 9,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537.96 : 17,301.96 = 7,232.64 : x
  2. Step 2: Convert to fraction form
    12,537.96/17,301.96 = 7,232.64/x
  3. Step 3: Cross multiply
    12,537.96x = 17,301.96 × 7,232.64
  4. Step 4: Simplify right side
    12,537.96x = 125,138,847.97
  5. Step 5: Solve for x
    x = 125,138,847.97/12,537.96
  6. Step 6: Final answer
    x = 9,980.80

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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.