Home / 303,532.32-455,311.50-93,178.56

Finding the Fourth Proportional to 303,532.32, 455,311.50 and 93,178.56

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Solution

The fourth proportional to 303,532.32, 455,311.50 and 93,178.56 is: 139,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,532.32 : 455,311.50 = 93,178.56 : x
  2. Step 2: Convert to fraction form
    303,532.32/455,311.50 = 93,178.56/x
  3. Step 3: Cross multiply
    303,532.32x = 455,311.50 × 93,178.56
  4. Step 4: Simplify right side
    303,532.32x = 42,425,269,921.44
  5. Step 5: Solve for x
    x = 42,425,269,921.44/303,532.32
  6. Step 6: Final answer
    x = 139,771.84

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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.