Home / 106,426.23-159,655.74-36,289.14

Finding the Fourth Proportional to 106,426.23, 159,655.74 and 36,289.14

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Solution

The fourth proportional to 106,426.23, 159,655.74 and 36,289.14 is: 54,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,426.23 : 159,655.74 = 36,289.14 : x
  2. Step 2: Convert to fraction form
    106,426.23/159,655.74 = 36,289.14/x
  3. Step 3: Cross multiply
    106,426.23x = 159,655.74 × 36,289.14
  4. Step 4: Simplify right side
    106,426.23x = 5,793,769,500.66
  5. Step 5: Solve for x
    x = 5,793,769,500.66/106,426.23
  6. Step 6: Final answer
    x = 54,439.30

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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.