Home / 83,886.33-115,759.73-48,051.43

Finding the Fourth Proportional to 83,886.33, 115,759.73 and 48,051.43

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Solution

The fourth proportional to 83,886.33, 115,759.73 and 48,051.43 is: 66,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,886.33 : 115,759.73 = 48,051.43 : x
  2. Step 2: Convert to fraction form
    83,886.33/115,759.73 = 48,051.43/x
  3. Step 3: Cross multiply
    83,886.33x = 115,759.73 × 48,051.43
  4. Step 4: Simplify right side
    83,886.33x = 5,562,420,393.64
  5. Step 5: Solve for x
    x = 5,562,420,393.64/83,886.33
  6. Step 6: Final answer
    x = 66,309.02

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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.