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Finding the Fourth Proportional to 8,741.02, 13,079.98 and 7,523.12

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Solution

The fourth proportional to 8,741.02, 13,079.98 and 7,523.12 is: 11,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.02 : 13,079.98 = 7,523.12 : x
  2. Step 2: Convert to fraction form
    8,741.02/13,079.98 = 7,523.12/x
  3. Step 3: Cross multiply
    8,741.02x = 13,079.98 × 7,523.12
  4. Step 4: Simplify right side
    8,741.02x = 98,402,259.14
  5. Step 5: Solve for x
    x = 98,402,259.14/8,741.02
  6. Step 6: Final answer
    x = 11,257.53

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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.