Home / 81,954.44-113,095.32-46,143.68

Finding the Fourth Proportional to 81,954.44, 113,095.32 and 46,143.68

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Solution

The fourth proportional to 81,954.44, 113,095.32 and 46,143.68 is: 63,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,954.44 : 113,095.32 = 46,143.68 : x
  2. Step 2: Convert to fraction form
    81,954.44/113,095.32 = 46,143.68/x
  3. Step 3: Cross multiply
    81,954.44x = 113,095.32 × 46,143.68
  4. Step 4: Simplify right side
    81,954.44x = 5,218,634,255.58
  5. Step 5: Solve for x
    x = 5,218,634,255.58/81,954.44
  6. Step 6: Final answer
    x = 63,677.26

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1.5x scale

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.