Home / 108,625.92-149,043.20-106,762.24

Finding the Fourth Proportional to 108,625.92, 149,043.20 and 106,762.24

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Solution

The fourth proportional to 108,625.92, 149,043.20 and 106,762.24 is: 146,486.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,625.92 : 149,043.20 = 106,762.24 : x
  2. Step 2: Convert to fraction form
    108,625.92/149,043.20 = 106,762.24/x
  3. Step 3: Cross multiply
    108,625.92x = 149,043.20 × 106,762.24
  4. Step 4: Simplify right side
    108,625.92x = 15,912,185,888.77
  5. Step 5: Solve for x
    x = 15,912,185,888.77/108,625.92
  6. Step 6: Final answer
    x = 146,486.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.