Home / 79,455.78-119,183.30-26,901.54

Finding the Fourth Proportional to 79,455.78, 119,183.30 and 26,901.54

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Solution

The fourth proportional to 79,455.78, 119,183.30 and 26,901.54 is: 40,352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,455.78 : 119,183.30 = 26,901.54 : x
  2. Step 2: Convert to fraction form
    79,455.78/119,183.30 = 26,901.54/x
  3. Step 3: Cross multiply
    79,455.78x = 119,183.30 × 26,901.54
  4. Step 4: Simplify right side
    79,455.78x = 3,206,214,312.28
  5. Step 5: Solve for x
    x = 3,206,214,312.28/79,455.78
  6. Step 6: Final answer
    x = 40,352.18

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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.