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Finding the Fourth Proportional to 10,393.29, 14,342.90 and 7,373.70

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Solution

The fourth proportional to 10,393.29, 14,342.90 and 7,373.70 is: 10,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.29 : 14,342.90 = 7,373.70 : x
  2. Step 2: Convert to fraction form
    10,393.29/14,342.90 = 7,373.70/x
  3. Step 3: Cross multiply
    10,393.29x = 14,342.90 × 7,373.70
  4. Step 4: Simplify right side
    10,393.29x = 105,760,204.86
  5. Step 5: Solve for x
    x = 105,760,204.86/10,393.29
  6. Step 6: Final answer
    x = 10,175.82

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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.