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Finding the Fourth Proportional to 55,299.67, 82,949.48 and 13,746.67

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Solution

The fourth proportional to 55,299.67, 82,949.48 and 13,746.67 is: 20,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,299.67 : 82,949.48 = 13,746.67 : x
  2. Step 2: Convert to fraction form
    55,299.67/82,949.48 = 13,746.67/x
  3. Step 3: Cross multiply
    55,299.67x = 82,949.48 × 13,746.67
  4. Step 4: Simplify right side
    55,299.67x = 1,140,278,903.67
  5. Step 5: Solve for x
    x = 1,140,278,903.67/55,299.67
  6. Step 6: Final answer
    x = 20,620.00

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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.