Home / 113,861.80-170,792.70-54,683.20

Finding the Fourth Proportional to 113,861.80, 170,792.70 and 54,683.20

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Solution

The fourth proportional to 113,861.80, 170,792.70 and 54,683.20 is: 82,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,861.80 : 170,792.70 = 54,683.20 : x
  2. Step 2: Convert to fraction form
    113,861.80/170,792.70 = 54,683.20/x
  3. Step 3: Cross multiply
    113,861.80x = 170,792.70 × 54,683.20
  4. Step 4: Simplify right side
    113,861.80x = 9,339,491,372.64
  5. Step 5: Solve for x
    x = 9,339,491,372.64/113,861.80
  6. Step 6: Final answer
    x = 82,024.80

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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.