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Finding the Fourth Proportional to 107,422.92, 161,136 and 37,303.92

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Solution

The fourth proportional to 107,422.92, 161,136 and 37,303.92 is: 55,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,422.92 : 161,136 = 37,303.92 : x
  2. Step 2: Convert to fraction form
    107,422.92/161,136 = 37,303.92/x
  3. Step 3: Cross multiply
    107,422.92x = 161,136 × 37,303.92
  4. Step 4: Simplify right side
    107,422.92x = 6,011,004,453.12
  5. Step 5: Solve for x
    x = 6,011,004,453.12/107,422.92
  6. Step 6: Final answer
    x = 55,956.44

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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.