Home / 154,709.20-232,066.68-123,916.24

Finding the Fourth Proportional to 154,709.20, 232,066.68 and 123,916.24

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Solution

The fourth proportional to 154,709.20, 232,066.68 and 123,916.24 is: 185,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,709.20 : 232,066.68 = 123,916.24 : x
  2. Step 2: Convert to fraction form
    154,709.20/232,066.68 = 123,916.24/x
  3. Step 3: Cross multiply
    154,709.20x = 232,066.68 × 123,916.24
  4. Step 4: Simplify right side
    154,709.20x = 28,756,830,414.88
  5. Step 5: Solve for x
    x = 28,756,830,414.88/154,709.20
  6. Step 6: Final answer
    x = 185,876.67

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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.