Home / 108,205.40-149,322.60-60,458.24

Finding the Fourth Proportional to 108,205.40, 149,322.60 and 60,458.24

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Solution

The fourth proportional to 108,205.40, 149,322.60 and 60,458.24 is: 83,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,205.40 : 149,322.60 = 60,458.24 : x
  2. Step 2: Convert to fraction form
    108,205.40/149,322.60 = 60,458.24/x
  3. Step 3: Cross multiply
    108,205.40x = 149,322.60 × 60,458.24
  4. Step 4: Simplify right side
    108,205.40x = 9,027,781,588.22
  5. Step 5: Solve for x
    x = 9,027,781,588.22/108,205.40
  6. Step 6: Final answer
    x = 83,431.90

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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.