Home / 185,868.40-278,927.17-119,355.24

Finding the Fourth Proportional to 185,868.40, 278,927.17 and 119,355.24

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Solution

The fourth proportional to 185,868.40, 278,927.17 and 119,355.24 is: 179,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,868.40 : 278,927.17 = 119,355.24 : x
  2. Step 2: Convert to fraction form
    185,868.40/278,927.17 = 119,355.24/x
  3. Step 3: Cross multiply
    185,868.40x = 278,927.17 × 119,355.24
  4. Step 4: Simplify right side
    185,868.40x = 33,291,419,420.54
  5. Step 5: Solve for x
    x = 33,291,419,420.54/185,868.40
  6. Step 6: Final answer
    x = 179,112.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.