Home / 45,826.20-68,739.30-19,522.20

Finding the Fourth Proportional to 45,826.20, 68,739.30 and 19,522.20

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Solution

The fourth proportional to 45,826.20, 68,739.30 and 19,522.20 is: 29,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,826.20 : 68,739.30 = 19,522.20 : x
  2. Step 2: Convert to fraction form
    45,826.20/68,739.30 = 19,522.20/x
  3. Step 3: Cross multiply
    45,826.20x = 68,739.30 × 19,522.20
  4. Step 4: Simplify right side
    45,826.20x = 1,341,942,362.46
  5. Step 5: Solve for x
    x = 1,341,942,362.46/45,826.20
  6. Step 6: Final answer
    x = 29,283.30

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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.