Home / 193,816.20-290,529.90-88,710.60

Finding the Fourth Proportional to 193,816.20, 290,529.90 and 88,710.60

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Solution

The fourth proportional to 193,816.20, 290,529.90 and 88,710.60 is: 132,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,816.20 : 290,529.90 = 88,710.60 : x
  2. Step 2: Convert to fraction form
    193,816.20/290,529.90 = 88,710.60/x
  3. Step 3: Cross multiply
    193,816.20x = 290,529.90 × 88,710.60
  4. Step 4: Simplify right side
    193,816.20x = 25,773,081,746.94
  5. Step 5: Solve for x
    x = 25,773,081,746.94/193,816.20
  6. Step 6: Final answer
    x = 132,976.92

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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.