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Finding the Fourth Proportional to 52,655.44, 72,652.80 and 30,299.44

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Solution

The fourth proportional to 52,655.44, 72,652.80 and 30,299.44 is: 41,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,655.44 : 72,652.80 = 30,299.44 : x
  2. Step 2: Convert to fraction form
    52,655.44/72,652.80 = 30,299.44/x
  3. Step 3: Cross multiply
    52,655.44x = 72,652.80 × 30,299.44
  4. Step 4: Simplify right side
    52,655.44x = 2,201,339,154.43
  5. Step 5: Solve for x
    x = 2,201,339,154.43/52,655.44
  6. Step 6: Final answer
    x = 41,806.49

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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.