Home / 332,742.20-499,113.30-133,093.40

Finding the Fourth Proportional to 332,742.20, 499,113.30 and 133,093.40

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Solution

The fourth proportional to 332,742.20, 499,113.30 and 133,093.40 is: 199,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,742.20 : 499,113.30 = 133,093.40 : x
  2. Step 2: Convert to fraction form
    332,742.20/499,113.30 = 133,093.40/x
  3. Step 3: Cross multiply
    332,742.20x = 499,113.30 × 133,093.40
  4. Step 4: Simplify right side
    332,742.20x = 66,428,686,082.22
  5. Step 5: Solve for x
    x = 66,428,686,082.22/332,742.20
  6. Step 6: Final answer
    x = 199,640.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.