Home / 108,190.16-149,299.68-60,443.84

Finding the Fourth Proportional to 108,190.16, 149,299.68 and 60,443.84

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Solution

The fourth proportional to 108,190.16, 149,299.68 and 60,443.84 is: 83,410.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,190.16 : 149,299.68 = 60,443.84 : x
  2. Step 2: Convert to fraction form
    108,190.16/149,299.68 = 60,443.84/x
  3. Step 3: Cross multiply
    108,190.16x = 149,299.68 × 60,443.84
  4. Step 4: Simplify right side
    108,190.16x = 9,024,245,969.97
  5. Step 5: Solve for x
    x = 9,024,245,969.97/108,190.16
  6. Step 6: Final answer
    x = 83,410.97

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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.