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Finding the Fourth Proportional to 8,358.23, 11,534.31 and 4,581.55

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Solution

The fourth proportional to 8,358.23, 11,534.31 and 4,581.55 is: 6,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.23 : 11,534.31 = 4,581.55 : x
  2. Step 2: Convert to fraction form
    8,358.23/11,534.31 = 4,581.55/x
  3. Step 3: Cross multiply
    8,358.23x = 11,534.31 × 4,581.55
  4. Step 4: Simplify right side
    8,358.23x = 52,845,051.95
  5. Step 5: Solve for x
    x = 52,845,051.95/8,358.23
  6. Step 6: Final answer
    x = 6,322.52

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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.