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Finding the Fourth Proportional to 44,616.27, 66,941.93 and 19,638.81

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Solution

The fourth proportional to 44,616.27, 66,941.93 and 19,638.81 is: 29,465.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,616.27 : 66,941.93 = 19,638.81 : x
  2. Step 2: Convert to fraction form
    44,616.27/66,941.93 = 19,638.81/x
  3. Step 3: Cross multiply
    44,616.27x = 66,941.93 × 19,638.81
  4. Step 4: Simplify right side
    44,616.27x = 1,314,660,027.94
  5. Step 5: Solve for x
    x = 1,314,660,027.94/44,616.27
  6. Step 6: Final answer
    x = 29,465.93

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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.