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Finding the Fourth Proportional to 227,765.60, 314,310 and 127,161.44

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Solution

The fourth proportional to 227,765.60, 314,310 and 127,161.44 is: 175,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,765.60 : 314,310 = 127,161.44 : x
  2. Step 2: Convert to fraction form
    227,765.60/314,310 = 127,161.44/x
  3. Step 3: Cross multiply
    227,765.60x = 314,310 × 127,161.44
  4. Step 4: Simplify right side
    227,765.60x = 39,968,112,206.40
  5. Step 5: Solve for x
    x = 39,968,112,206.40/227,765.60
  6. Step 6: Final answer
    x = 175,479.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.