Home / 110,000.42-164,974.19-50,779.20

Finding the Fourth Proportional to 110,000.42, 164,974.19 and 50,779.20

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Solution

The fourth proportional to 110,000.42, 164,974.19 and 50,779.20 is: 76,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,000.42 : 164,974.19 = 50,779.20 : x
  2. Step 2: Convert to fraction form
    110,000.42/164,974.19 = 50,779.20/x
  3. Step 3: Cross multiply
    110,000.42x = 164,974.19 × 50,779.20
  4. Step 4: Simplify right side
    110,000.42x = 8,377,257,134.95
  5. Step 5: Solve for x
    x = 8,377,257,134.95/110,000.42
  6. Step 6: Final answer
    x = 76,156.60

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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.