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Finding the Fourth Proportional to 149,384.80, 224,071.80 and 60,635.80

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Solution

The fourth proportional to 149,384.80, 224,071.80 and 60,635.80 is: 90,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,384.80 : 224,071.80 = 60,635.80 : x
  2. Step 2: Convert to fraction form
    149,384.80/224,071.80 = 60,635.80/x
  3. Step 3: Cross multiply
    149,384.80x = 224,071.80 × 60,635.80
  4. Step 4: Simplify right side
    149,384.80x = 13,586,772,850.44
  5. Step 5: Solve for x
    x = 13,586,772,850.44/149,384.80
  6. Step 6: Final answer
    x = 90,951.51

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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.