Home / 80,517.37-111,111.83-44,706.46

Finding the Fourth Proportional to 80,517.37, 111,111.83 and 44,706.46

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Solution

The fourth proportional to 80,517.37, 111,111.83 and 44,706.46 is: 61,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,517.37 : 111,111.83 = 44,706.46 : x
  2. Step 2: Convert to fraction form
    80,517.37/111,111.83 = 44,706.46/x
  3. Step 3: Cross multiply
    80,517.37x = 111,111.83 × 44,706.46
  4. Step 4: Simplify right side
    80,517.37x = 4,967,415,804.33
  5. Step 5: Solve for x
    x = 4,967,415,804.33/80,517.37
  6. Step 6: Final answer
    x = 61,693.72

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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.