Home / 106,024.72-159,056.28-43,661.20

Finding the Fourth Proportional to 106,024.72, 159,056.28 and 43,661.20

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Solution

The fourth proportional to 106,024.72, 159,056.28 and 43,661.20 is: 65,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,024.72 : 159,056.28 = 43,661.20 : x
  2. Step 2: Convert to fraction form
    106,024.72/159,056.28 = 43,661.20/x
  3. Step 3: Cross multiply
    106,024.72x = 159,056.28 × 43,661.20
  4. Step 4: Simplify right side
    106,024.72x = 6,944,588,052.34
  5. Step 5: Solve for x
    x = 6,944,588,052.34/106,024.72
  6. Step 6: Final answer
    x = 65,499.71

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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.