Home / 216,433.32-298,679.46-120,944.04

Finding the Fourth Proportional to 216,433.32, 298,679.46 and 120,944.04

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Solution

The fourth proportional to 216,433.32, 298,679.46 and 120,944.04 is: 166,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,433.32 : 298,679.46 = 120,944.04 : x
  2. Step 2: Convert to fraction form
    216,433.32/298,679.46 = 120,944.04/x
  3. Step 3: Cross multiply
    216,433.32x = 298,679.46 × 120,944.04
  4. Step 4: Simplify right side
    216,433.32x = 36,123,500,557.42
  5. Step 5: Solve for x
    x = 36,123,500,557.42/216,433.32
  6. Step 6: Final answer
    x = 166,903.60

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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.