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Finding the Fourth Proportional to 48,352.50, 66,733.74 and 29,500.56

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Solution

The fourth proportional to 48,352.50, 66,733.74 and 29,500.56 is: 40,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,352.50 : 66,733.74 = 29,500.56 : x
  2. Step 2: Convert to fraction form
    48,352.50/66,733.74 = 29,500.56/x
  3. Step 3: Cross multiply
    48,352.50x = 66,733.74 × 29,500.56
  4. Step 4: Simplify right side
    48,352.50x = 1,968,682,700.89
  5. Step 5: Solve for x
    x = 1,968,682,700.89/48,352.50
  6. Step 6: Final answer
    x = 40,715.22

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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.