Home / 86,764.33-119,733.93-48,523.45

Finding the Fourth Proportional to 86,764.33, 119,733.93 and 48,523.45

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Solution

The fourth proportional to 86,764.33, 119,733.93 and 48,523.45 is: 66,961.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,764.33 : 119,733.93 = 48,523.45 : x
  2. Step 2: Convert to fraction form
    86,764.33/119,733.93 = 48,523.45/x
  3. Step 3: Cross multiply
    86,764.33x = 119,733.93 × 48,523.45
  4. Step 4: Simplify right side
    86,764.33x = 5,809,903,365.66
  5. Step 5: Solve for x
    x = 5,809,903,365.66/86,764.33
  6. Step 6: Final answer
    x = 66,961.89

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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.