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Finding the Fourth Proportional to 84,956.52, 127,450.10 and 35,008.82

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Solution

The fourth proportional to 84,956.52, 127,450.10 and 35,008.82 is: 52,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,956.52 : 127,450.10 = 35,008.82 : x
  2. Step 2: Convert to fraction form
    84,956.52/127,450.10 = 35,008.82/x
  3. Step 3: Cross multiply
    84,956.52x = 127,450.10 × 35,008.82
  4. Step 4: Simplify right side
    84,956.52x = 4,461,877,060.15
  5. Step 5: Solve for x
    x = 4,461,877,060.15/84,956.52
  6. Step 6: Final answer
    x = 52,519.54

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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.