Home / 200,146.38-300,563.10-177,707.76

Finding the Fourth Proportional to 200,146.38, 300,563.10 and 177,707.76

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Solution

The fourth proportional to 200,146.38, 300,563.10 and 177,707.76 is: 266,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,146.38 : 300,563.10 = 177,707.76 : x
  2. Step 2: Convert to fraction form
    200,146.38/300,563.10 = 177,707.76/x
  3. Step 3: Cross multiply
    200,146.38x = 300,563.10 × 177,707.76
  4. Step 4: Simplify right side
    200,146.38x = 53,412,395,239.66
  5. Step 5: Solve for x
    x = 53,412,395,239.66/200,146.38
  6. Step 6: Final answer
    x = 266,866.66

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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.