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Finding the Fourth Proportional to 36,994.32, 55,489.86 and 10,698.48

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Solution

The fourth proportional to 36,994.32, 55,489.86 and 10,698.48 is: 16,047.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,994.32 : 55,489.86 = 10,698.48 : x
  2. Step 2: Convert to fraction form
    36,994.32/55,489.86 = 10,698.48/x
  3. Step 3: Cross multiply
    36,994.32x = 55,489.86 × 10,698.48
  4. Step 4: Simplify right side
    36,994.32x = 593,657,157.41
  5. Step 5: Solve for x
    x = 593,657,157.41/36,994.32
  6. Step 6: Final answer
    x = 16,047.25

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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.