Home / 84,686.94-116,877.60-48,886.56

Finding the Fourth Proportional to 84,686.94, 116,877.60 and 48,886.56

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Solution

The fourth proportional to 84,686.94, 116,877.60 and 48,886.56 is: 67,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,686.94 : 116,877.60 = 48,886.56 : x
  2. Step 2: Convert to fraction form
    84,686.94/116,877.60 = 48,886.56/x
  3. Step 3: Cross multiply
    84,686.94x = 116,877.60 × 48,886.56
  4. Step 4: Simplify right side
    84,686.94x = 5,713,743,805.06
  5. Step 5: Solve for x
    x = 5,713,743,805.06/84,686.94
  6. Step 6: Final answer
    x = 67,469.01

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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.