Home / 108,200.77-149,358.72-96,850.24

Finding the Fourth Proportional to 108,200.77, 149,358.72 and 96,850.24

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Solution

The fourth proportional to 108,200.77, 149,358.72 and 96,850.24 is: 133,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,200.77 : 149,358.72 = 96,850.24 : x
  2. Step 2: Convert to fraction form
    108,200.77/149,358.72 = 96,850.24/x
  3. Step 3: Cross multiply
    108,200.77x = 149,358.72 × 96,850.24
  4. Step 4: Simplify right side
    108,200.77x = 14,465,427,878.09
  5. Step 5: Solve for x
    x = 14,465,427,878.09/108,200.77
  6. Step 6: Final answer
    x = 133,690.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.