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Finding the Fourth Proportional to 8,942.16, 13,353 and 7,301.88

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Solution

The fourth proportional to 8,942.16, 13,353 and 7,301.88 is: 10,903.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.16 : 13,353 = 7,301.88 : x
  2. Step 2: Convert to fraction form
    8,942.16/13,353 = 7,301.88/x
  3. Step 3: Cross multiply
    8,942.16x = 13,353 × 7,301.88
  4. Step 4: Simplify right side
    8,942.16x = 97,502,003.64
  5. Step 5: Solve for x
    x = 97,502,003.64/8,942.16
  6. Step 6: Final answer
    x = 10,903.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.