Home / 108,043.50-149,115.05-60,299.92

Finding the Fourth Proportional to 108,043.50, 149,115.05 and 60,299.92

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Solution

The fourth proportional to 108,043.50, 149,115.05 and 60,299.92 is: 83,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,043.50 : 149,115.05 = 60,299.92 : x
  2. Step 2: Convert to fraction form
    108,043.50/149,115.05 = 60,299.92/x
  3. Step 3: Cross multiply
    108,043.50x = 149,115.05 × 60,299.92
  4. Step 4: Simplify right side
    108,043.50x = 8,991,625,447.02
  5. Step 5: Solve for x
    x = 8,991,625,447.02/108,043.50
  6. Step 6: Final answer
    x = 83,222.27

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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.