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Finding the Fourth Proportional to 36,740.46, 50,701.74 and 19,973.46

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Solution

The fourth proportional to 36,740.46, 50,701.74 and 19,973.46 is: 27,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.46 : 50,701.74 = 19,973.46 : x
  2. Step 2: Convert to fraction form
    36,740.46/50,701.74 = 19,973.46/x
  3. Step 3: Cross multiply
    36,740.46x = 50,701.74 × 19,973.46
  4. Step 4: Simplify right side
    36,740.46x = 1,012,689,175.82
  5. Step 5: Solve for x
    x = 1,012,689,175.82/36,740.46
  6. Step 6: Final answer
    x = 27,563.32

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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.