Home / 83,883.75-115,760.39-46,158.81

Finding the Fourth Proportional to 83,883.75, 115,760.39 and 46,158.81

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Solution

The fourth proportional to 83,883.75, 115,760.39 and 46,158.81 is: 63,699.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,883.75 : 115,760.39 = 46,158.81 : x
  2. Step 2: Convert to fraction form
    83,883.75/115,760.39 = 46,158.81/x
  3. Step 3: Cross multiply
    83,883.75x = 115,760.39 × 46,158.81
  4. Step 4: Simplify right side
    83,883.75x = 5,343,361,847.54
  5. Step 5: Solve for x
    x = 5,343,361,847.54/83,883.75
  6. Step 6: Final answer
    x = 63,699.61

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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.