Home / 44,145.11-66,216.20-19,185.18

Finding the Fourth Proportional to 44,145.11, 66,216.20 and 19,185.18

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Solution

The fourth proportional to 44,145.11, 66,216.20 and 19,185.18 is: 28,777.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,145.11 : 66,216.20 = 19,185.18 : x
  2. Step 2: Convert to fraction form
    44,145.11/66,216.20 = 19,185.18/x
  3. Step 3: Cross multiply
    44,145.11x = 66,216.20 × 19,185.18
  4. Step 4: Simplify right side
    44,145.11x = 1,270,369,619.99
  5. Step 5: Solve for x
    x = 1,270,369,619.99/44,145.11
  6. Step 6: Final answer
    x = 28,777.13

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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.