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Finding the Fourth Proportional to 227,551.60, 314,022.18 and 125,575.30

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Solution

The fourth proportional to 227,551.60, 314,022.18 and 125,575.30 is: 173,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,551.60 : 314,022.18 = 125,575.30 : x
  2. Step 2: Convert to fraction form
    227,551.60/314,022.18 = 125,575.30/x
  3. Step 3: Cross multiply
    227,551.60x = 314,022.18 × 125,575.30
  4. Step 4: Simplify right side
    227,551.60x = 39,433,429,460.15
  5. Step 5: Solve for x
    x = 39,433,429,460.15/227,551.60
  6. Step 6: Final answer
    x = 173,294.45

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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.