Home / 213,183.77-294,191.70-117,688.41

Finding the Fourth Proportional to 213,183.77, 294,191.70 and 117,688.41

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Solution

The fourth proportional to 213,183.77, 294,191.70 and 117,688.41 is: 162,408.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,183.77 : 294,191.70 = 117,688.41 : x
  2. Step 2: Convert to fraction form
    213,183.77/294,191.70 = 117,688.41/x
  3. Step 3: Cross multiply
    213,183.77x = 294,191.70 × 117,688.41
  4. Step 4: Simplify right side
    213,183.77x = 34,622,953,408.20
  5. Step 5: Solve for x
    x = 34,622,953,408.20/213,183.77
  6. Step 6: Final answer
    x = 162,408.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.