Home / 108,028.35-149,079.13-59,630.29

Finding the Fourth Proportional to 108,028.35, 149,079.13 and 59,630.29

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Solution

The fourth proportional to 108,028.35, 149,079.13 and 59,630.29 is: 82,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,028.35 : 149,079.13 = 59,630.29 : x
  2. Step 2: Convert to fraction form
    108,028.35/149,079.13 = 59,630.29/x
  3. Step 3: Cross multiply
    108,028.35x = 149,079.13 × 59,630.29
  4. Step 4: Simplify right side
    108,028.35x = 8,889,631,382.15
  5. Step 5: Solve for x
    x = 8,889,631,382.15/108,028.35
  6. Step 6: Final answer
    x = 82,289.80

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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.