Home / 251,994.04-347,749.14-138,814.36

Finding the Fourth Proportional to 251,994.04, 347,749.14 and 138,814.36

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Solution

The fourth proportional to 251,994.04, 347,749.14 and 138,814.36 is: 191,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,994.04 : 347,749.14 = 138,814.36 : x
  2. Step 2: Convert to fraction form
    251,994.04/347,749.14 = 138,814.36/x
  3. Step 3: Cross multiply
    251,994.04x = 347,749.14 × 138,814.36
  4. Step 4: Simplify right side
    251,994.04x = 48,272,574,309.65
  5. Step 5: Solve for x
    x = 48,272,574,309.65/251,994.04
  6. Step 6: Final answer
    x = 191,562.37

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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.