Home / 234,211.10-351,280.20-65,714.90

Finding the Fourth Proportional to 234,211.10, 351,280.20 and 65,714.90

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Solution

The fourth proportional to 234,211.10, 351,280.20 and 65,714.90 is: 98,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,211.10 : 351,280.20 = 65,714.90 : x
  2. Step 2: Convert to fraction form
    234,211.10/351,280.20 = 65,714.90/x
  3. Step 3: Cross multiply
    234,211.10x = 351,280.20 × 65,714.90
  4. Step 4: Simplify right side
    234,211.10x = 23,084,343,214.98
  5. Step 5: Solve for x
    x = 23,084,343,214.98/234,211.10
  6. Step 6: Final answer
    x = 98,562.12

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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.