Home / 251,493.42-347,031.83-144,057.05

Finding the Fourth Proportional to 251,493.42, 347,031.83 and 144,057.05

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Solution

The fourth proportional to 251,493.42, 347,031.83 and 144,057.05 is: 198,782.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,493.42 : 347,031.83 = 144,057.05 : x
  2. Step 2: Convert to fraction form
    251,493.42/347,031.83 = 144,057.05/x
  3. Step 3: Cross multiply
    251,493.42x = 347,031.83 × 144,057.05
  4. Step 4: Simplify right side
    251,493.42x = 49,992,379,230.46
  5. Step 5: Solve for x
    x = 49,992,379,230.46/251,493.42
  6. Step 6: Final answer
    x = 198,782.06

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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.