Home / 193,396.15-290,153.62-92,323.18

Finding the Fourth Proportional to 193,396.15, 290,153.62 and 92,323.18

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Solution

The fourth proportional to 193,396.15, 290,153.62 and 92,323.18 is: 138,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,396.15 : 290,153.62 = 92,323.18 : x
  2. Step 2: Convert to fraction form
    193,396.15/290,153.62 = 92,323.18/x
  3. Step 3: Cross multiply
    193,396.15x = 290,153.62 × 92,323.18
  4. Step 4: Simplify right side
    193,396.15x = 26,787,903,436.14
  5. Step 5: Solve for x
    x = 26,787,903,436.14/193,396.15
  6. Step 6: Final answer
    x = 138,513.12

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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.