Home / 303,905.03-455,863.41-93,542.75

Finding the Fourth Proportional to 303,905.03, 455,863.41 and 93,542.75

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Solution

The fourth proportional to 303,905.03, 455,863.41 and 93,542.75 is: 140,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,905.03 : 455,863.41 = 93,542.75 : x
  2. Step 2: Convert to fraction form
    303,905.03/455,863.41 = 93,542.75/x
  3. Step 3: Cross multiply
    303,905.03x = 455,863.41 × 93,542.75
  4. Step 4: Simplify right side
    303,905.03x = 42,642,716,995.78
  5. Step 5: Solve for x
    x = 42,642,716,995.78/303,905.03
  6. Step 6: Final answer
    x = 140,315.93

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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.