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Finding the Fourth Proportional to 14,314.34, 19,753.90 and 7,941.35

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Solution

The fourth proportional to 14,314.34, 19,753.90 and 7,941.35 is: 10,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.34 : 19,753.90 = 7,941.35 : x
  2. Step 2: Convert to fraction form
    14,314.34/19,753.90 = 7,941.35/x
  3. Step 3: Cross multiply
    14,314.34x = 19,753.90 × 7,941.35
  4. Step 4: Simplify right side
    14,314.34x = 156,872,633.77
  5. Step 5: Solve for x
    x = 156,872,633.77/14,314.34
  6. Step 6: Final answer
    x = 10,959.12

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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.