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Finding the Fourth Proportional to 10,393.34, 14,339.22 and 5,915.95

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Solution

The fourth proportional to 10,393.34, 14,339.22 and 5,915.95 is: 8,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.34 : 14,339.22 = 5,915.95 : x
  2. Step 2: Convert to fraction form
    10,393.34/14,339.22 = 5,915.95/x
  3. Step 3: Cross multiply
    10,393.34x = 14,339.22 × 5,915.95
  4. Step 4: Simplify right side
    10,393.34x = 84,830,036.86
  5. Step 5: Solve for x
    x = 84,830,036.86/10,393.34
  6. Step 6: Final answer
    x = 8,161.97

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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.