Home / 213,183.41-294,185.37-117,688.05

Finding the Fourth Proportional to 213,183.41, 294,185.37 and 117,688.05

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Solution

The fourth proportional to 213,183.41, 294,185.37 and 117,688.05 is: 162,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,183.41 : 294,185.37 = 117,688.05 : x
  2. Step 2: Convert to fraction form
    213,183.41/294,185.37 = 117,688.05/x
  3. Step 3: Cross multiply
    213,183.41x = 294,185.37 × 117,688.05
  4. Step 4: Simplify right side
    213,183.41x = 34,622,102,533.83
  5. Step 5: Solve for x
    x = 34,622,102,533.83/213,183.41
  6. Step 6: Final answer
    x = 162,405.24

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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.