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Finding the Fourth Proportional to 37,994.55, 56,995.07 and 9,918.33

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Solution

The fourth proportional to 37,994.55, 56,995.07 and 9,918.33 is: 14,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,994.55 : 56,995.07 = 9,918.33 : x
  2. Step 2: Convert to fraction form
    37,994.55/56,995.07 = 9,918.33/x
  3. Step 3: Cross multiply
    37,994.55x = 56,995.07 × 9,918.33
  4. Step 4: Simplify right side
    37,994.55x = 565,295,863.04
  5. Step 5: Solve for x
    x = 565,295,863.04/37,994.55
  6. Step 6: Final answer
    x = 14,878.34

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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.