Home / 86,604.54-119,507.45-48,361.10

Finding the Fourth Proportional to 86,604.54, 119,507.45 and 48,361.10

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Solution

The fourth proportional to 86,604.54, 119,507.45 and 48,361.10 is: 66,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,604.54 : 119,507.45 = 48,361.10 : x
  2. Step 2: Convert to fraction form
    86,604.54/119,507.45 = 48,361.10/x
  3. Step 3: Cross multiply
    86,604.54x = 119,507.45 × 48,361.10
  4. Step 4: Simplify right side
    86,604.54x = 5,779,511,845.11
  5. Step 5: Solve for x
    x = 5,779,511,845.11/86,604.54
  6. Step 6: Final answer
    x = 66,734.51

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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.