Home / 300,125.16-414,185.99-172,841.76

Finding the Fourth Proportional to 300,125.16, 414,185.99 and 172,841.76

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Solution

The fourth proportional to 300,125.16, 414,185.99 and 172,841.76 is: 238,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,125.16 : 414,185.99 = 172,841.76 : x
  2. Step 2: Convert to fraction form
    300,125.16/414,185.99 = 172,841.76/x
  3. Step 3: Cross multiply
    300,125.16x = 414,185.99 × 172,841.76
  4. Step 4: Simplify right side
    300,125.16x = 71,588,634,614.73
  5. Step 5: Solve for x
    x = 71,588,634,614.73/300,125.16
  6. Step 6: Final answer
    x = 238,529.27

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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.