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Finding the Fourth Proportional to 86,968.56, 130,502.04 and 37,043.44

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Solution

The fourth proportional to 86,968.56, 130,502.04 and 37,043.44 is: 55,586.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,968.56 : 130,502.04 = 37,043.44 : x
  2. Step 2: Convert to fraction form
    86,968.56/130,502.04 = 37,043.44/x
  3. Step 3: Cross multiply
    86,968.56x = 130,502.04 × 37,043.44
  4. Step 4: Simplify right side
    86,968.56x = 4,834,244,488.62
  5. Step 5: Solve for x
    x = 4,834,244,488.62/86,968.56
  6. Step 6: Final answer
    x = 55,586.12

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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.