Home / 110,901.10-166,351.65-40,771.30

Finding the Fourth Proportional to 110,901.10, 166,351.65 and 40,771.30

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Solution

The fourth proportional to 110,901.10, 166,351.65 and 40,771.30 is: 61,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,901.10 : 166,351.65 = 40,771.30 : x
  2. Step 2: Convert to fraction form
    110,901.10/166,351.65 = 40,771.30/x
  3. Step 3: Cross multiply
    110,901.10x = 166,351.65 × 40,771.30
  4. Step 4: Simplify right side
    110,901.10x = 6,782,373,027.65
  5. Step 5: Solve for x
    x = 6,782,373,027.65/110,901.10
  6. Step 6: Final answer
    x = 61,156.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.