Home / 305,742.23-458,694.67-106,062.30

Finding the Fourth Proportional to 305,742.23, 458,694.67 and 106,062.30

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Solution

The fourth proportional to 305,742.23, 458,694.67 and 106,062.30 is: 159,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,742.23 : 458,694.67 = 106,062.30 : x
  2. Step 2: Convert to fraction form
    305,742.23/458,694.67 = 106,062.30/x
  3. Step 3: Cross multiply
    305,742.23x = 458,694.67 × 106,062.30
  4. Step 4: Simplify right side
    305,742.23x = 48,650,211,697.94
  5. Step 5: Solve for x
    x = 48,650,211,697.94/305,742.23
  6. Step 6: Final answer
    x = 159,121.66

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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.