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Finding the Fourth Proportional to 10,793.44, 14,881.08 and 7,248.88

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Solution

The fourth proportional to 10,793.44, 14,881.08 and 7,248.88 is: 9,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.44 : 14,881.08 = 7,248.88 : x
  2. Step 2: Convert to fraction form
    10,793.44/14,881.08 = 7,248.88/x
  3. Step 3: Cross multiply
    10,793.44x = 14,881.08 × 7,248.88
  4. Step 4: Simplify right side
    10,793.44x = 107,871,163.19
  5. Step 5: Solve for x
    x = 107,871,163.19/10,793.44
  6. Step 6: Final answer
    x = 9,994.14

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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.