Home / 86,842.62-119,804.76-51,016.47

Finding the Fourth Proportional to 86,842.62, 119,804.76 and 51,016.47

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Solution

The fourth proportional to 86,842.62, 119,804.76 and 51,016.47 is: 70,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,842.62 : 119,804.76 = 51,016.47 : x
  2. Step 2: Convert to fraction form
    86,842.62/119,804.76 = 51,016.47/x
  3. Step 3: Cross multiply
    86,842.62x = 119,804.76 × 51,016.47
  4. Step 4: Simplify right side
    86,842.62x = 6,112,015,944.40
  5. Step 5: Solve for x
    x = 6,112,015,944.40/86,842.62
  6. Step 6: Final answer
    x = 70,380.37

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1.5x scale

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.