Home / 86,342.46-119,150.79-48,101.96

Finding the Fourth Proportional to 86,342.46, 119,150.79 and 48,101.96

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Solution

The fourth proportional to 86,342.46, 119,150.79 and 48,101.96 is: 66,379.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,342.46 : 119,150.79 = 48,101.96 : x
  2. Step 2: Convert to fraction form
    86,342.46/119,150.79 = 48,101.96/x
  3. Step 3: Cross multiply
    86,342.46x = 119,150.79 × 48,101.96
  4. Step 4: Simplify right side
    86,342.46x = 5,731,385,938.79
  5. Step 5: Solve for x
    x = 5,731,385,938.79/86,342.46
  6. Step 6: Final answer
    x = 66,379.69

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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.