Home / 228,500.42-342,820.70-102,246.96

Finding the Fourth Proportional to 228,500.42, 342,820.70 and 102,246.96

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Solution

The fourth proportional to 228,500.42, 342,820.70 and 102,246.96 is: 153,401.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,500.42 : 342,820.70 = 102,246.96 : x
  2. Step 2: Convert to fraction form
    228,500.42/342,820.70 = 102,246.96/x
  3. Step 3: Cross multiply
    228,500.42x = 342,820.70 × 102,246.96
  4. Step 4: Simplify right side
    228,500.42x = 35,052,374,400.07
  5. Step 5: Solve for x
    x = 35,052,374,400.07/228,500.42
  6. Step 6: Final answer
    x = 153,401.79

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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.