Home / 108,258.80-149,391.09-59,857.92

Finding the Fourth Proportional to 108,258.80, 149,391.09 and 59,857.92

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Solution

The fourth proportional to 108,258.80, 149,391.09 and 59,857.92 is: 82,600.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,258.80 : 149,391.09 = 59,857.92 : x
  2. Step 2: Convert to fraction form
    108,258.80/149,391.09 = 59,857.92/x
  3. Step 3: Cross multiply
    108,258.80x = 149,391.09 × 59,857.92
  4. Step 4: Simplify right side
    108,258.80x = 8,942,239,913.93
  5. Step 5: Solve for x
    x = 8,942,239,913.93/108,258.80
  6. Step 6: Final answer
    x = 82,600.59

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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.