Home / 84,775.06-116,999.94-48,965.03

Finding the Fourth Proportional to 84,775.06, 116,999.94 and 48,965.03

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Solution

The fourth proportional to 84,775.06, 116,999.94 and 48,965.03 is: 67,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,775.06 : 116,999.94 = 48,965.03 : x
  2. Step 2: Convert to fraction form
    84,775.06/116,999.94 = 48,965.03/x
  3. Step 3: Cross multiply
    84,775.06x = 116,999.94 × 48,965.03
  4. Step 4: Simplify right side
    84,775.06x = 5,728,905,572.10
  5. Step 5: Solve for x
    x = 5,728,905,572.10/84,775.06
  6. Step 6: Final answer
    x = 67,577.72

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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.