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Finding the Fourth Proportional to 9,397.51, 12,969.77 and 5,365.73

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Solution

The fourth proportional to 9,397.51, 12,969.77 and 5,365.73 is: 7,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,397.51 : 12,969.77 = 5,365.73 : x
  2. Step 2: Convert to fraction form
    9,397.51/12,969.77 = 5,365.73/x
  3. Step 3: Cross multiply
    9,397.51x = 12,969.77 × 5,365.73
  4. Step 4: Simplify right side
    9,397.51x = 69,592,289.58
  5. Step 5: Solve for x
    x = 69,592,289.58/9,397.51
  6. Step 6: Final answer
    x = 7,405.40

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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.