Home / 202,208.90-303,313.35-164,155.10

Finding the Fourth Proportional to 202,208.90, 303,313.35 and 164,155.10

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Solution

The fourth proportional to 202,208.90, 303,313.35 and 164,155.10 is: 246,232.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,208.90 : 303,313.35 = 164,155.10 : x
  2. Step 2: Convert to fraction form
    202,208.90/303,313.35 = 164,155.10/x
  3. Step 3: Cross multiply
    202,208.90x = 303,313.35 × 164,155.10
  4. Step 4: Simplify right side
    202,208.90x = 49,790,433,300.59
  5. Step 5: Solve for x
    x = 49,790,433,300.59/202,208.90
  6. Step 6: Final answer
    x = 246,232.65

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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.