Home / 108,283.23-162,452.53-45,082.35

Finding the Fourth Proportional to 108,283.23, 162,452.53 and 45,082.35

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Solution

The fourth proportional to 108,283.23, 162,452.53 and 45,082.35 is: 67,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,283.23 : 162,452.53 = 45,082.35 : x
  2. Step 2: Convert to fraction form
    108,283.23/162,452.53 = 45,082.35/x
  3. Step 3: Cross multiply
    108,283.23x = 162,452.53 × 45,082.35
  4. Step 4: Simplify right side
    108,283.23x = 7,323,741,815.85
  5. Step 5: Solve for x
    x = 7,323,741,815.85/108,283.23
  6. Step 6: Final answer
    x = 67,635.05

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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.