Home / 148,242.30-204,574.50-80,259.33

Finding the Fourth Proportional to 148,242.30, 204,574.50 and 80,259.33

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Solution

The fourth proportional to 148,242.30, 204,574.50 and 80,259.33 is: 110,757.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,242.30 : 204,574.50 = 80,259.33 : x
  2. Step 2: Convert to fraction form
    148,242.30/204,574.50 = 80,259.33/x
  3. Step 3: Cross multiply
    148,242.30x = 204,574.50 × 80,259.33
  4. Step 4: Simplify right side
    148,242.30x = 16,419,012,305.09
  5. Step 5: Solve for x
    x = 16,419,012,305.09/148,242.30
  6. Step 6: Final answer
    x = 110,757.94

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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.