Home / 106,381.71-159,576.62-39,814.83

Finding the Fourth Proportional to 106,381.71, 159,576.62 and 39,814.83

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Solution

The fourth proportional to 106,381.71, 159,576.62 and 39,814.83 is: 59,723.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,381.71 : 159,576.62 = 39,814.83 : x
  2. Step 2: Convert to fraction form
    106,381.71/159,576.62 = 39,814.83/x
  3. Step 3: Cross multiply
    106,381.71x = 159,576.62 × 39,814.83
  4. Step 4: Simplify right side
    106,381.71x = 6,353,515,798.20
  5. Step 5: Solve for x
    x = 6,353,515,798.20/106,381.71
  6. Step 6: Final answer
    x = 59,723.76

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1.5x scale

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.