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Finding the Fourth Proportional to 37,993.41, 56,990.85 and 11,698.13

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Solution

The fourth proportional to 37,993.41, 56,990.85 and 11,698.13 is: 17,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,993.41 : 56,990.85 = 11,698.13 : x
  2. Step 2: Convert to fraction form
    37,993.41/56,990.85 = 11,698.13/x
  3. Step 3: Cross multiply
    37,993.41x = 56,990.85 × 11,698.13
  4. Step 4: Simplify right side
    37,993.41x = 666,686,372.11
  5. Step 5: Solve for x
    x = 666,686,372.11/37,993.41
  6. Step 6: Final answer
    x = 17,547.42

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Double scale
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Similar ratio
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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.