Home / 240,081.60-331,405.92-214,887.36

Finding the Fourth Proportional to 240,081.60, 331,405.92 and 214,887.36

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Solution

The fourth proportional to 240,081.60, 331,405.92 and 214,887.36 is: 296,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,081.60 : 331,405.92 = 214,887.36 : x
  2. Step 2: Convert to fraction form
    240,081.60/331,405.92 = 214,887.36/x
  3. Step 3: Cross multiply
    240,081.60x = 331,405.92 × 214,887.36
  4. Step 4: Simplify right side
    240,081.60x = 71,214,943,237.17
  5. Step 5: Solve for x
    x = 71,214,943,237.17/240,081.60
  6. Step 6: Final answer
    x = 296,628.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.