Home / 82,690.68-114,110.66-46,883.96

Finding the Fourth Proportional to 82,690.68, 114,110.66 and 46,883.96

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Solution

The fourth proportional to 82,690.68, 114,110.66 and 46,883.96 is: 64,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,690.68 : 114,110.66 = 46,883.96 : x
  2. Step 2: Convert to fraction form
    82,690.68/114,110.66 = 46,883.96/x
  3. Step 3: Cross multiply
    82,690.68x = 114,110.66 × 46,883.96
  4. Step 4: Simplify right side
    82,690.68x = 5,349,959,619.01
  5. Step 5: Solve for x
    x = 5,349,959,619.01/82,690.68
  6. Step 6: Final answer
    x = 64,698.46

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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.