Home / 106,224.56-159,364.18-31,341.68

Finding the Fourth Proportional to 106,224.56, 159,364.18 and 31,341.68

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Solution

The fourth proportional to 106,224.56, 159,364.18 and 31,341.68 is: 47,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,224.56 : 159,364.18 = 31,341.68 : x
  2. Step 2: Convert to fraction form
    106,224.56/159,364.18 = 31,341.68/x
  3. Step 3: Cross multiply
    106,224.56x = 159,364.18 × 31,341.68
  4. Step 4: Simplify right side
    106,224.56x = 4,994,741,133.02
  5. Step 5: Solve for x
    x = 4,994,741,133.02/106,224.56
  6. Step 6: Final answer
    x = 47,020.59

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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.