Home / 252,159.90-347,999.67-144,764.70

Finding the Fourth Proportional to 252,159.90, 347,999.67 and 144,764.70

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Solution

The fourth proportional to 252,159.90, 347,999.67 and 144,764.70 is: 199,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,159.90 : 347,999.67 = 144,764.70 : x
  2. Step 2: Convert to fraction form
    252,159.90/347,999.67 = 144,764.70/x
  3. Step 3: Cross multiply
    252,159.90x = 347,999.67 × 144,764.70
  4. Step 4: Simplify right side
    252,159.90x = 50,378,067,827.65
  5. Step 5: Solve for x
    x = 50,378,067,827.65/252,159.90
  6. Step 6: Final answer
    x = 199,786.20

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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.