Home / 80,077.45-110,506.84-48,252.50

Finding the Fourth Proportional to 80,077.45, 110,506.84 and 48,252.50

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Solution

The fourth proportional to 80,077.45, 110,506.84 and 48,252.50 is: 66,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,077.45 : 110,506.84 = 48,252.50 : x
  2. Step 2: Convert to fraction form
    80,077.45/110,506.84 = 48,252.50/x
  3. Step 3: Cross multiply
    80,077.45x = 110,506.84 × 48,252.50
  4. Step 4: Simplify right side
    80,077.45x = 5,332,231,297.10
  5. Step 5: Solve for x
    x = 5,332,231,297.10/80,077.45
  6. Step 6: Final answer
    x = 66,588.43

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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.