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Finding the Fourth Proportional to 36,698.94, 50,644.47 and 19,931.94

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Solution

The fourth proportional to 36,698.94, 50,644.47 and 19,931.94 is: 27,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698.94 : 50,644.47 = 19,931.94 : x
  2. Step 2: Convert to fraction form
    36,698.94/50,644.47 = 19,931.94/x
  3. Step 3: Cross multiply
    36,698.94x = 50,644.47 × 19,931.94
  4. Step 4: Simplify right side
    36,698.94x = 1,009,442,537.37
  5. Step 5: Solve for x
    x = 1,009,442,537.37/36,698.94
  6. Step 6: Final answer
    x = 27,506.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.