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Finding the Fourth Proportional to 151,874.78, 227,830.40 and 63,188.28

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Solution

The fourth proportional to 151,874.78, 227,830.40 and 63,188.28 is: 94,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,874.78 : 227,830.40 = 63,188.28 : x
  2. Step 2: Convert to fraction form
    151,874.78/227,830.40 = 63,188.28/x
  3. Step 3: Cross multiply
    151,874.78x = 227,830.40 × 63,188.28
  4. Step 4: Simplify right side
    151,874.78x = 14,396,211,107.71
  5. Step 5: Solve for x
    x = 14,396,211,107.71/151,874.78
  6. Step 6: Final answer
    x = 94,790.00

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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.