Home / 134,376.82-185,448.26-73,960.80

Finding the Fourth Proportional to 134,376.82, 185,448.26 and 73,960.80

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Solution

The fourth proportional to 134,376.82, 185,448.26 and 73,960.80 is: 102,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,376.82 : 185,448.26 = 73,960.80 : x
  2. Step 2: Convert to fraction form
    134,376.82/185,448.26 = 73,960.80/x
  3. Step 3: Cross multiply
    134,376.82x = 185,448.26 × 73,960.80
  4. Step 4: Simplify right side
    134,376.82x = 13,715,900,949.66
  5. Step 5: Solve for x
    x = 13,715,900,949.66/134,376.82
  6. Step 6: Final answer
    x = 102,070.44

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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.