Home / 108,185.49-149,277.74-60,439.23

Finding the Fourth Proportional to 108,185.49, 149,277.74 and 60,439.23

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Solution

The fourth proportional to 108,185.49, 149,277.74 and 60,439.23 is: 83,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,185.49 : 149,277.74 = 60,439.23 : x
  2. Step 2: Convert to fraction form
    108,185.49/149,277.74 = 60,439.23/x
  3. Step 3: Cross multiply
    108,185.49x = 149,277.74 × 60,439.23
  4. Step 4: Simplify right side
    108,185.49x = 9,022,231,359.54
  5. Step 5: Solve for x
    x = 9,022,231,359.54/108,185.49
  6. Step 6: Final answer
    x = 83,395.95

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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.