Home / 108,058.02-149,120.25-60,311.36

Finding the Fourth Proportional to 108,058.02, 149,120.25 and 60,311.36

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Solution

The fourth proportional to 108,058.02, 149,120.25 and 60,311.36 is: 83,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,058.02 : 149,120.25 = 60,311.36 : x
  2. Step 2: Convert to fraction form
    108,058.02/149,120.25 = 60,311.36/x
  3. Step 3: Cross multiply
    108,058.02x = 149,120.25 × 60,311.36
  4. Step 4: Simplify right side
    108,058.02x = 8,993,645,081.04
  5. Step 5: Solve for x
    x = 8,993,645,081.04/108,058.02
  6. Step 6: Final answer
    x = 83,229.78

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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.