Home / 190,265.00-262,591.40-109,691.06

Finding the Fourth Proportional to 190,265.00, 262,591.40 and 109,691.06

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Solution

The fourth proportional to 190,265.00, 262,591.40 and 109,691.06 is: 151,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,265.00 : 262,591.40 = 109,691.06 : x
  2. Step 2: Convert to fraction form
    190,265.00/262,591.40 = 109,691.06/x
  3. Step 3: Cross multiply
    190,265.00x = 262,591.40 × 109,691.06
  4. Step 4: Simplify right side
    190,265.00x = 28,803,927,974.15
  5. Step 5: Solve for x
    x = 28,803,927,974.15/190,265.00
  6. Step 6: Final answer
    x = 151,388.48

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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.