Home / 202,041.40-303,062.10-131,182.60

Finding the Fourth Proportional to 202,041.40, 303,062.10 and 131,182.60

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Solution

The fourth proportional to 202,041.40, 303,062.10 and 131,182.60 is: 196,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,041.40 : 303,062.10 = 131,182.60 : x
  2. Step 2: Convert to fraction form
    202,041.40/303,062.10 = 131,182.60/x
  3. Step 3: Cross multiply
    202,041.40x = 303,062.10 × 131,182.60
  4. Step 4: Simplify right side
    202,041.40x = 39,756,474,239.46
  5. Step 5: Solve for x
    x = 39,756,474,239.46/202,041.40
  6. Step 6: Final answer
    x = 196,773.90

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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.