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Finding the Fourth Proportional to 7,354.52, 10,148.35 and 4,168.18

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Solution

The fourth proportional to 7,354.52, 10,148.35 and 4,168.18 is: 5,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.52 : 10,148.35 = 4,168.18 : x
  2. Step 2: Convert to fraction form
    7,354.52/10,148.35 = 4,168.18/x
  3. Step 3: Cross multiply
    7,354.52x = 10,148.35 × 4,168.18
  4. Step 4: Simplify right side
    7,354.52x = 42,300,149.50
  5. Step 5: Solve for x
    x = 42,300,149.50/7,354.52
  6. Step 6: Final answer
    x = 5,751.59

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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.