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Finding the Fourth Proportional to 11,250, 15,523.56 and 6,532.56

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Solution

The fourth proportional to 11,250, 15,523.56 and 6,532.56 is: 9,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250 : 15,523.56 = 6,532.56 : x
  2. Step 2: Convert to fraction form
    11,250/15,523.56 = 6,532.56/x
  3. Step 3: Cross multiply
    11,250x = 15,523.56 × 6,532.56
  4. Step 4: Simplify right side
    11,250x = 101,408,587.11
  5. Step 5: Solve for x
    x = 101,408,587.11/11,250
  6. Step 6: Final answer
    x = 9,014.10

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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.