Home / 230,201.60-345,325.44-82,423.04

Finding the Fourth Proportional to 230,201.60, 345,325.44 and 82,423.04

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Solution

The fourth proportional to 230,201.60, 345,325.44 and 82,423.04 is: 123,642.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,201.60 : 345,325.44 = 82,423.04 : x
  2. Step 2: Convert to fraction form
    230,201.60/345,325.44 = 82,423.04/x
  3. Step 3: Cross multiply
    230,201.60x = 345,325.44 × 82,423.04
  4. Step 4: Simplify right side
    230,201.60x = 28,462,772,554.14
  5. Step 5: Solve for x
    x = 28,462,772,554.14/230,201.60
  6. Step 6: Final answer
    x = 123,642.81

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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.