Home / 115,895.99-159,974.52-73,511.93

Finding the Fourth Proportional to 115,895.99, 159,974.52 and 73,511.93

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Solution

The fourth proportional to 115,895.99, 159,974.52 and 73,511.93 is: 101,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,895.99 : 159,974.52 = 73,511.93 : x
  2. Step 2: Convert to fraction form
    115,895.99/159,974.52 = 73,511.93/x
  3. Step 3: Cross multiply
    115,895.99x = 159,974.52 × 73,511.93
  4. Step 4: Simplify right side
    115,895.99x = 11,760,035,716.02
  5. Step 5: Solve for x
    x = 11,760,035,716.02/115,895.99
  6. Step 6: Final answer
    x = 101,470.60

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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.