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Finding the Fourth Proportional to 11,547.15, 17,322.54 and 3,754.14

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Solution

The fourth proportional to 11,547.15, 17,322.54 and 3,754.14 is: 5,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.15 : 17,322.54 = 3,754.14 : x
  2. Step 2: Convert to fraction form
    11,547.15/17,322.54 = 3,754.14/x
  3. Step 3: Cross multiply
    11,547.15x = 17,322.54 × 3,754.14
  4. Step 4: Simplify right side
    11,547.15x = 65,031,240.32
  5. Step 5: Solve for x
    x = 65,031,240.32/11,547.15
  6. Step 6: Final answer
    x = 5,631.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.