Home / 82,779.62-114,236.38-45,054.26

Finding the Fourth Proportional to 82,779.62, 114,236.38 and 45,054.26

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Solution

The fourth proportional to 82,779.62, 114,236.38 and 45,054.26 is: 62,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,779.62 : 114,236.38 = 45,054.26 : x
  2. Step 2: Convert to fraction form
    82,779.62/114,236.38 = 45,054.26/x
  3. Step 3: Cross multiply
    82,779.62x = 114,236.38 × 45,054.26
  4. Step 4: Simplify right side
    82,779.62x = 5,146,835,565.98
  5. Step 5: Solve for x
    x = 5,146,835,565.98/82,779.62
  6. Step 6: Final answer
    x = 62,175.15

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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.