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Finding the Fourth Proportional to 5,900.34, 8,853.25 and 3,128.32

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Solution

The fourth proportional to 5,900.34, 8,853.25 and 3,128.32 is: 4,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.34 : 8,853.25 = 3,128.32 : x
  2. Step 2: Convert to fraction form
    5,900.34/8,853.25 = 3,128.32/x
  3. Step 3: Cross multiply
    5,900.34x = 8,853.25 × 3,128.32
  4. Step 4: Simplify right side
    5,900.34x = 27,695,808.15
  5. Step 5: Solve for x
    x = 27,695,808.15/5,900.34
  6. Step 6: Final answer
    x = 4,693.93

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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.