Home / 203,273.72-304,959.03-70,155.13

Finding the Fourth Proportional to 203,273.72, 304,959.03 and 70,155.13

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Solution

The fourth proportional to 203,273.72, 304,959.03 and 70,155.13 is: 105,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,273.72 : 304,959.03 = 70,155.13 : x
  2. Step 2: Convert to fraction form
    203,273.72/304,959.03 = 70,155.13/x
  3. Step 3: Cross multiply
    203,273.72x = 304,959.03 × 70,155.13
  4. Step 4: Simplify right side
    203,273.72x = 21,394,440,043.55
  5. Step 5: Solve for x
    x = 21,394,440,043.55/203,273.72
  6. Step 6: Final answer
    x = 105,249.41

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1.5x scale

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.