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Finding the Fourth Proportional to 10,955.60, 15,117.53 and 6,707.73

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Solution

The fourth proportional to 10,955.60, 15,117.53 and 6,707.73 is: 9,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.60 : 15,117.53 = 6,707.73 : x
  2. Step 2: Convert to fraction form
    10,955.60/15,117.53 = 6,707.73/x
  3. Step 3: Cross multiply
    10,955.60x = 15,117.53 × 6,707.73
  4. Step 4: Simplify right side
    10,955.60x = 101,404,330.53
  5. Step 5: Solve for x
    x = 101,404,330.53/10,955.60
  6. Step 6: Final answer
    x = 9,255.93

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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.