Home / 228,427.76-342,586.26-95,309.12

Finding the Fourth Proportional to 228,427.76, 342,586.26 and 95,309.12

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Solution

The fourth proportional to 228,427.76, 342,586.26 and 95,309.12 is: 142,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,427.76 : 342,586.26 = 95,309.12 : x
  2. Step 2: Convert to fraction form
    228,427.76/342,586.26 = 95,309.12/x
  3. Step 3: Cross multiply
    228,427.76x = 342,586.26 × 95,309.12
  4. Step 4: Simplify right side
    228,427.76x = 32,651,595,821.16
  5. Step 5: Solve for x
    x = 32,651,595,821.16/228,427.76
  6. Step 6: Final answer
    x = 142,940.58

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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.