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Finding the Fourth Proportional to 149,295.63, 224,039.79 and 54,517.88

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Solution

The fourth proportional to 149,295.63, 224,039.79 and 54,517.88 is: 81,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,295.63 : 224,039.79 = 54,517.88 : x
  2. Step 2: Convert to fraction form
    149,295.63/224,039.79 = 54,517.88/x
  3. Step 3: Cross multiply
    149,295.63x = 224,039.79 × 54,517.88
  4. Step 4: Simplify right side
    149,295.63x = 12,214,174,113.86
  5. Step 5: Solve for x
    x = 12,214,174,113.86/149,295.63
  6. Step 6: Final answer
    x = 81,812.00

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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.