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Finding the Fourth Proportional to 37,683.87, 52,007.87 and 21,552.67

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Solution

The fourth proportional to 37,683.87, 52,007.87 and 21,552.67 is: 29,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.87 : 52,007.87 = 21,552.67 : x
  2. Step 2: Convert to fraction form
    37,683.87/52,007.87 = 21,552.67/x
  3. Step 3: Cross multiply
    37,683.87x = 52,007.87 × 21,552.67
  4. Step 4: Simplify right side
    37,683.87x = 1,120,908,459.51
  5. Step 5: Solve for x
    x = 1,120,908,459.51/37,683.87
  6. Step 6: Final answer
    x = 29,745.05

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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.