Home / 106,541.10-159,699.30-35,444.74

Finding the Fourth Proportional to 106,541.10, 159,699.30 and 35,444.74

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Solution

The fourth proportional to 106,541.10, 159,699.30 and 35,444.74 is: 53,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,541.10 : 159,699.30 = 35,444.74 : x
  2. Step 2: Convert to fraction form
    106,541.10/159,699.30 = 35,444.74/x
  3. Step 3: Cross multiply
    106,541.10x = 159,699.30 × 35,444.74
  4. Step 4: Simplify right side
    106,541.10x = 5,660,500,166.68
  5. Step 5: Solve for x
    x = 5,660,500,166.68/106,541.10
  6. Step 6: Final answer
    x = 53,129.73

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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.