Home / 148,466.70-222,408.45-137,969.10

Finding the Fourth Proportional to 148,466.70, 222,408.45 and 137,969.10

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Solution

The fourth proportional to 148,466.70, 222,408.45 and 137,969.10 is: 206,682.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,466.70 : 222,408.45 = 137,969.10 : x
  2. Step 2: Convert to fraction form
    148,466.70/222,408.45 = 137,969.10/x
  3. Step 3: Cross multiply
    148,466.70x = 222,408.45 × 137,969.10
  4. Step 4: Simplify right side
    148,466.70x = 30,685,493,678.90
  5. Step 5: Solve for x
    x = 30,685,493,678.90/148,466.70
  6. Step 6: Final answer
    x = 206,682.67

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1.5x scale

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.