Home / 148,230.83-204,558.29-80,247.78

Finding the Fourth Proportional to 148,230.83, 204,558.29 and 80,247.78

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Solution

The fourth proportional to 148,230.83, 204,558.29 and 80,247.78 is: 110,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,230.83 : 204,558.29 = 80,247.78 : x
  2. Step 2: Convert to fraction form
    148,230.83/204,558.29 = 80,247.78/x
  3. Step 3: Cross multiply
    148,230.83x = 204,558.29 × 80,247.78
  4. Step 4: Simplify right side
    148,230.83x = 16,415,348,653.10
  5. Step 5: Solve for x
    x = 16,415,348,653.10/148,230.83
  6. Step 6: Final answer
    x = 110,741.80

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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.