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Finding the Fourth Proportional to 8,967.42, 12,358.93 and 7,294.34

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Solution

The fourth proportional to 8,967.42, 12,358.93 and 7,294.34 is: 10,053.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.42 : 12,358.93 = 7,294.34 : x
  2. Step 2: Convert to fraction form
    8,967.42/12,358.93 = 7,294.34/x
  3. Step 3: Cross multiply
    8,967.42x = 12,358.93 × 7,294.34
  4. Step 4: Simplify right side
    8,967.42x = 90,150,237.46
  5. Step 5: Solve for x
    x = 90,150,237.46/8,967.42
  6. Step 6: Final answer
    x = 10,053.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.