Home / 196,109.37-293,905.62-77,716.17

Finding the Fourth Proportional to 196,109.37, 293,905.62 and 77,716.17

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Solution

The fourth proportional to 196,109.37, 293,905.62 and 77,716.17 is: 116,471.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,109.37 : 293,905.62 = 77,716.17 : x
  2. Step 2: Convert to fraction form
    196,109.37/293,905.62 = 77,716.17/x
  3. Step 3: Cross multiply
    196,109.37x = 293,905.62 × 77,716.17
  4. Step 4: Simplify right side
    196,109.37x = 22,841,219,127.88
  5. Step 5: Solve for x
    x = 22,841,219,127.88/196,109.37
  6. Step 6: Final answer
    x = 116,471.84

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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.