Home / 71,632.15-98,850.41-39,800.23

Finding the Fourth Proportional to 71,632.15, 98,850.41 and 39,800.23

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Solution

The fourth proportional to 71,632.15, 98,850.41 and 39,800.23 is: 54,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,632.15 : 98,850.41 = 39,800.23 : x
  2. Step 2: Convert to fraction form
    71,632.15/98,850.41 = 39,800.23/x
  3. Step 3: Cross multiply
    71,632.15x = 98,850.41 × 39,800.23
  4. Step 4: Simplify right side
    71,632.15x = 3,934,268,756.72
  5. Step 5: Solve for x
    x = 3,934,268,756.72/71,632.15
  6. Step 6: Final answer
    x = 54,923.23

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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.