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Finding the Fourth Proportional to 147,385.53, 220,893.26 and 63,046.49

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Solution

The fourth proportional to 147,385.53, 220,893.26 and 63,046.49 is: 94,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,385.53 : 220,893.26 = 63,046.49 : x
  2. Step 2: Convert to fraction form
    147,385.53/220,893.26 = 63,046.49/x
  3. Step 3: Cross multiply
    147,385.53x = 220,893.26 × 63,046.49
  4. Step 4: Simplify right side
    147,385.53x = 13,926,543,287.96
  5. Step 5: Solve for x
    x = 13,926,543,287.96/147,385.53
  6. Step 6: Final answer
    x = 94,490.57

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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.