Home / 202,436.20-279,548.58-135,562.60

Finding the Fourth Proportional to 202,436.20, 279,548.58 and 135,562.60

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Solution

The fourth proportional to 202,436.20, 279,548.58 and 135,562.60 is: 187,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,436.20 : 279,548.58 = 135,562.60 : x
  2. Step 2: Convert to fraction form
    202,436.20/279,548.58 = 135,562.60/x
  3. Step 3: Cross multiply
    202,436.20x = 279,548.58 × 135,562.60
  4. Step 4: Simplify right side
    202,436.20x = 37,896,332,331.11
  5. Step 5: Solve for x
    x = 37,896,332,331.11/202,436.20
  6. Step 6: Final answer
    x = 187,201.36

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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.