Home / 193,582.72-290,392.04-75,263.05

Finding the Fourth Proportional to 193,582.72, 290,392.04 and 75,263.05

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Solution

The fourth proportional to 193,582.72, 290,392.04 and 75,263.05 is: 112,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,582.72 : 290,392.04 = 75,263.05 : x
  2. Step 2: Convert to fraction form
    193,582.72/290,392.04 = 75,263.05/x
  3. Step 3: Cross multiply
    193,582.72x = 290,392.04 × 75,263.05
  4. Step 4: Simplify right side
    193,582.72x = 21,855,790,626.12
  5. Step 5: Solve for x
    x = 21,855,790,626.12/193,582.72
  6. Step 6: Final answer
    x = 112,901.56

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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.