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Finding the Fourth Proportional to 9,615.06, 13,253.63 and 7,089.08

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Solution

The fourth proportional to 9,615.06, 13,253.63 and 7,089.08 is: 9,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,615.06 : 13,253.63 = 7,089.08 : x
  2. Step 2: Convert to fraction form
    9,615.06/13,253.63 = 7,089.08/x
  3. Step 3: Cross multiply
    9,615.06x = 13,253.63 × 7,089.08
  4. Step 4: Simplify right side
    9,615.06x = 93,955,941.65
  5. Step 5: Solve for x
    x = 93,955,941.65/9,615.06
  6. Step 6: Final answer
    x = 9,771.75

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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.