Home / 30,198.83-45,246.80-19,652.83

Finding the Fourth Proportional to 30,198.83, 45,246.80 and 19,652.83

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Solution

The fourth proportional to 30,198.83, 45,246.80 and 19,652.83 is: 29,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,198.83 : 45,246.80 = 19,652.83 : x
  2. Step 2: Convert to fraction form
    30,198.83/45,246.80 = 19,652.83/x
  3. Step 3: Cross multiply
    30,198.83x = 45,246.80 × 19,652.83
  4. Step 4: Simplify right side
    30,198.83x = 889,227,604.46
  5. Step 5: Solve for x
    x = 889,227,604.46/30,198.83
  6. Step 6: Final answer
    x = 29,445.77

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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.