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Finding the Fourth Proportional to 14,754.62, 22,129.58 and 4,078.46

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Solution

The fourth proportional to 14,754.62, 22,129.58 and 4,078.46 is: 6,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.62 : 22,129.58 = 4,078.46 : x
  2. Step 2: Convert to fraction form
    14,754.62/22,129.58 = 4,078.46/x
  3. Step 3: Cross multiply
    14,754.62x = 22,129.58 × 4,078.46
  4. Step 4: Simplify right side
    14,754.62x = 90,254,606.85
  5. Step 5: Solve for x
    x = 90,254,606.85/14,754.62
  6. Step 6: Final answer
    x = 6,117.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.