Home / 251,900.37-347,616.21-143,025.03

Finding the Fourth Proportional to 251,900.37, 347,616.21 and 143,025.03

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Solution

The fourth proportional to 251,900.37, 347,616.21 and 143,025.03 is: 197,370.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,900.37 : 347,616.21 = 143,025.03 : x
  2. Step 2: Convert to fraction form
    251,900.37/347,616.21 = 143,025.03/x
  3. Step 3: Cross multiply
    251,900.37x = 347,616.21 × 143,025.03
  4. Step 4: Simplify right side
    251,900.37x = 49,717,818,863.74
  5. Step 5: Solve for x
    x = 49,717,818,863.74/251,900.37
  6. Step 6: Final answer
    x = 197,370.96

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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.