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Finding the Fourth Proportional to 237,994.64, 356,505.96 and 132,869.60

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Solution

The fourth proportional to 237,994.64, 356,505.96 and 132,869.60 is: 199,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,994.64 : 356,505.96 = 132,869.60 : x
  2. Step 2: Convert to fraction form
    237,994.64/356,505.96 = 132,869.60/x
  3. Step 3: Cross multiply
    237,994.64x = 356,505.96 × 132,869.60
  4. Step 4: Simplify right side
    237,994.64x = 47,368,804,302.82
  5. Step 5: Solve for x
    x = 47,368,804,302.82/237,994.64
  6. Step 6: Final answer
    x = 199,033.07

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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.