Home / 231,029.20-346,511.40-73,273.60

Finding the Fourth Proportional to 231,029.20, 346,511.40 and 73,273.60

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Solution

The fourth proportional to 231,029.20, 346,511.40 and 73,273.60 is: 109,900.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,029.20 : 346,511.40 = 73,273.60 : x
  2. Step 2: Convert to fraction form
    231,029.20/346,511.40 = 73,273.60/x
  3. Step 3: Cross multiply
    231,029.20x = 346,511.40 × 73,273.60
  4. Step 4: Simplify right side
    231,029.20x = 25,390,137,719.04
  5. Step 5: Solve for x
    x = 25,390,137,719.04/231,029.20
  6. Step 6: Final answer
    x = 109,900.12

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1.5x scale

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.