Home / 193,824.32-290,735.88-53,582.72

Finding the Fourth Proportional to 193,824.32, 290,735.88 and 53,582.72

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Solution

The fourth proportional to 193,824.32, 290,735.88 and 53,582.72 is: 80,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,824.32 : 290,735.88 = 53,582.72 : x
  2. Step 2: Convert to fraction form
    193,824.32/290,735.88 = 53,582.72/x
  3. Step 3: Cross multiply
    193,824.32x = 290,735.88 × 53,582.72
  4. Step 4: Simplify right side
    193,824.32x = 15,578,419,251.99
  5. Step 5: Solve for x
    x = 15,578,419,251.99/193,824.32
  6. Step 6: Final answer
    x = 80,373.91

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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.