Home / 106,340.96-159,532.42-30,440.22

Finding the Fourth Proportional to 106,340.96, 159,532.42 and 30,440.22

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Solution

The fourth proportional to 106,340.96, 159,532.42 and 30,440.22 is: 45,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,340.96 : 159,532.42 = 30,440.22 : x
  2. Step 2: Convert to fraction form
    106,340.96/159,532.42 = 30,440.22/x
  3. Step 3: Cross multiply
    106,340.96x = 159,532.42 × 30,440.22
  4. Step 4: Simplify right side
    106,340.96x = 4,856,201,961.93
  5. Step 5: Solve for x
    x = 4,856,201,961.93/106,340.96
  6. Step 6: Final answer
    x = 45,666.34

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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.