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Finding the Fourth Proportional to 132,159.53, 198,260.01 and 43,392.84

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Solution

The fourth proportional to 132,159.53, 198,260.01 and 43,392.84 is: 65,096.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,159.53 : 198,260.01 = 43,392.84 : x
  2. Step 2: Convert to fraction form
    132,159.53/198,260.01 = 43,392.84/x
  3. Step 3: Cross multiply
    132,159.53x = 198,260.01 × 43,392.84
  4. Step 4: Simplify right side
    132,159.53x = 8,603,064,892.33
  5. Step 5: Solve for x
    x = 8,603,064,892.33/132,159.53
  6. Step 6: Final answer
    x = 65,096.06

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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.