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Finding the Fourth Proportional to 9,732, 13,430.18 and 5,540.25

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Solution

The fourth proportional to 9,732, 13,430.18 and 5,540.25 is: 7,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,732 : 13,430.18 = 5,540.25 : x
  2. Step 2: Convert to fraction form
    9,732/13,430.18 = 5,540.25/x
  3. Step 3: Cross multiply
    9,732x = 13,430.18 × 5,540.25
  4. Step 4: Simplify right side
    9,732x = 74,406,527.04
  5. Step 5: Solve for x
    x = 74,406,527.04/9,732
  6. Step 6: Final answer
    x = 7,645.55

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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.