Home / 108,283.74-162,453.29-45,082.85

Finding the Fourth Proportional to 108,283.74, 162,453.29 and 45,082.85

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Solution

The fourth proportional to 108,283.74, 162,453.29 and 45,082.85 is: 67,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,283.74 : 162,453.29 = 45,082.85 : x
  2. Step 2: Convert to fraction form
    108,283.74/162,453.29 = 45,082.85/x
  3. Step 3: Cross multiply
    108,283.74x = 162,453.29 × 45,082.85
  4. Step 4: Simplify right side
    108,283.74x = 7,323,857,305.08
  5. Step 5: Solve for x
    x = 7,323,857,305.08/108,283.74
  6. Step 6: Final answer
    x = 67,635.80

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1.5x scale

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.