Home / 43,640.40-60,233.16-25,728.84

Finding the Fourth Proportional to 43,640.40, 60,233.16 and 25,728.84

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Solution

The fourth proportional to 43,640.40, 60,233.16 and 25,728.84 is: 35,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,640.40 : 60,233.16 = 25,728.84 : x
  2. Step 2: Convert to fraction form
    43,640.40/60,233.16 = 25,728.84/x
  3. Step 3: Cross multiply
    43,640.40x = 60,233.16 × 25,728.84
  4. Step 4: Simplify right side
    43,640.40x = 1,549,729,336.33
  5. Step 5: Solve for x
    x = 1,549,729,336.33/43,640.40
  6. Step 6: Final answer
    x = 35,511.35

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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.