Home / 231,626.40-346,856.40-152,311.20

Finding the Fourth Proportional to 231,626.40, 346,856.40 and 152,311.20

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Solution

The fourth proportional to 231,626.40, 346,856.40 and 152,311.20 is: 228,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,626.40 : 346,856.40 = 152,311.20 : x
  2. Step 2: Convert to fraction form
    231,626.40/346,856.40 = 152,311.20/x
  3. Step 3: Cross multiply
    231,626.40x = 346,856.40 × 152,311.20
  4. Step 4: Simplify right side
    231,626.40x = 52,830,114,511.68
  5. Step 5: Solve for x
    x = 52,830,114,511.68/231,626.40
  6. Step 6: Final answer
    x = 228,083.30

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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.