Home / 231,303.20-346,582.20-131,165.60

Finding the Fourth Proportional to 231,303.20, 346,582.20 and 131,165.60

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Solution

The fourth proportional to 231,303.20, 346,582.20 and 131,165.60 is: 196,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,303.20 : 346,582.20 = 131,165.60 : x
  2. Step 2: Convert to fraction form
    231,303.20/346,582.20 = 131,165.60/x
  3. Step 3: Cross multiply
    231,303.20x = 346,582.20 × 131,165.60
  4. Step 4: Simplify right side
    231,303.20x = 45,459,662,212.32
  5. Step 5: Solve for x
    x = 45,459,662,212.32/231,303.20
  6. Step 6: Final answer
    x = 196,537.11

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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.