Home / 86,604.93-119,513.70-48,365.15

Finding the Fourth Proportional to 86,604.93, 119,513.70 and 48,365.15

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Solution

The fourth proportional to 86,604.93, 119,513.70 and 48,365.15 is: 66,743.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,604.93 : 119,513.70 = 48,365.15 : x
  2. Step 2: Convert to fraction form
    86,604.93/119,513.70 = 48,365.15/x
  3. Step 3: Cross multiply
    86,604.93x = 119,513.70 × 48,365.15
  4. Step 4: Simplify right side
    86,604.93x = 5,780,297,429.99
  5. Step 5: Solve for x
    x = 5,780,297,429.99/86,604.93
  6. Step 6: Final answer
    x = 66,743.28

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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.