Home / 251,669.46-347,318.80-144,246.43

Finding the Fourth Proportional to 251,669.46, 347,318.80 and 144,246.43

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Solution

The fourth proportional to 251,669.46, 347,318.80 and 144,246.43 is: 199,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,669.46 : 347,318.80 = 144,246.43 : x
  2. Step 2: Convert to fraction form
    251,669.46/347,318.80 = 144,246.43/x
  3. Step 3: Cross multiply
    251,669.46x = 347,318.80 × 144,246.43
  4. Step 4: Simplify right side
    251,669.46x = 50,099,496,971.88
  5. Step 5: Solve for x
    x = 50,099,496,971.88/251,669.46
  6. Step 6: Final answer
    x = 199,068.64

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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.