Home / 108,858.24-150,205.44-61,113.60

Finding the Fourth Proportional to 108,858.24, 150,205.44 and 61,113.60

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Solution

The fourth proportional to 108,858.24, 150,205.44 and 61,113.60 is: 84,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,858.24 : 150,205.44 = 61,113.60 : x
  2. Step 2: Convert to fraction form
    108,858.24/150,205.44 = 61,113.60/x
  3. Step 3: Cross multiply
    108,858.24x = 150,205.44 × 61,113.60
  4. Step 4: Simplify right side
    108,858.24x = 9,179,595,177.98
  5. Step 5: Solve for x
    x = 9,179,595,177.98/108,858.24
  6. Step 6: Final answer
    x = 84,326.14

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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.