Home / 80,123.24-110,583.96-48,292.18

Finding the Fourth Proportional to 80,123.24, 110,583.96 and 48,292.18

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Solution

The fourth proportional to 80,123.24, 110,583.96 and 48,292.18 is: 66,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,123.24 : 110,583.96 = 48,292.18 : x
  2. Step 2: Convert to fraction form
    80,123.24/110,583.96 = 48,292.18/x
  3. Step 3: Cross multiply
    80,123.24x = 110,583.96 × 48,292.18
  4. Step 4: Simplify right side
    80,123.24x = 5,340,340,501.43
  5. Step 5: Solve for x
    x = 5,340,340,501.43/80,123.24
  6. Step 6: Final answer
    x = 66,651.58

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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.