Home / 193,823.80-290,822.10-88,588.60

Finding the Fourth Proportional to 193,823.80, 290,822.10 and 88,588.60

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Solution

The fourth proportional to 193,823.80, 290,822.10 and 88,588.60 is: 132,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,823.80 : 290,822.10 = 88,588.60 : x
  2. Step 2: Convert to fraction form
    193,823.80/290,822.10 = 88,588.60/x
  3. Step 3: Cross multiply
    193,823.80x = 290,822.10 × 88,588.60
  4. Step 4: Simplify right side
    193,823.80x = 25,763,522,688.06
  5. Step 5: Solve for x
    x = 25,763,522,688.06/193,823.80
  6. Step 6: Final answer
    x = 132,922.39

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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.