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Finding the Fourth Proportional to 110,554.16, 165,831.23 and 27,448.16

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Solution

The fourth proportional to 110,554.16, 165,831.23 and 27,448.16 is: 41,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,554.16 : 165,831.23 = 27,448.16 : x
  2. Step 2: Convert to fraction form
    110,554.16/165,831.23 = 27,448.16/x
  3. Step 3: Cross multiply
    110,554.16x = 165,831.23 × 27,448.16
  4. Step 4: Simplify right side
    110,554.16x = 4,551,761,167.64
  5. Step 5: Solve for x
    x = 4,551,761,167.64/110,554.16
  6. Step 6: Final answer
    x = 41,172.23

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Why These Related Problems?

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