Home / 81,863.33-112,936.48-46,919.52

Finding the Fourth Proportional to 81,863.33, 112,936.48 and 46,919.52

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Solution

The fourth proportional to 81,863.33, 112,936.48 and 46,919.52 is: 64,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,863.33 : 112,936.48 = 46,919.52 : x
  2. Step 2: Convert to fraction form
    81,863.33/112,936.48 = 46,919.52/x
  3. Step 3: Cross multiply
    81,863.33x = 112,936.48 × 46,919.52
  4. Step 4: Simplify right side
    81,863.33x = 5,298,925,314.79
  5. Step 5: Solve for x
    x = 5,298,925,314.79/81,863.33
  6. Step 6: Final answer
    x = 64,728.93

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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.