Home / 76,496.93-114,663.36-36,999.71

Finding the Fourth Proportional to 76,496.93, 114,663.36 and 36,999.71

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Solution

The fourth proportional to 76,496.93, 114,663.36 and 36,999.71 is: 55,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,496.93 : 114,663.36 = 36,999.71 : x
  2. Step 2: Convert to fraction form
    76,496.93/114,663.36 = 36,999.71/x
  3. Step 3: Cross multiply
    76,496.93x = 114,663.36 × 36,999.71
  4. Step 4: Simplify right side
    76,496.93x = 4,242,511,067.63
  5. Step 5: Solve for x
    x = 4,242,511,067.63/76,496.93
  6. Step 6: Final answer
    x = 55,459.89

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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.