Home / 86,283.15-119,047.50-50,481.96

Finding the Fourth Proportional to 86,283.15, 119,047.50 and 50,481.96

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Solution

The fourth proportional to 86,283.15, 119,047.50 and 50,481.96 is: 69,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,283.15 : 119,047.50 = 50,481.96 : x
  2. Step 2: Convert to fraction form
    86,283.15/119,047.50 = 50,481.96/x
  3. Step 3: Cross multiply
    86,283.15x = 119,047.50 × 50,481.96
  4. Step 4: Simplify right side
    86,283.15x = 6,009,751,133.10
  5. Step 5: Solve for x
    x = 6,009,751,133.10/86,283.15
  6. Step 6: Final answer
    x = 69,651.50

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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.