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Finding the Fourth Proportional to 50,562.78, 69,790.51 and 29,348.88

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Solution

The fourth proportional to 50,562.78, 69,790.51 and 29,348.88 is: 40,509.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,562.78 : 69,790.51 = 29,348.88 : x
  2. Step 2: Convert to fraction form
    50,562.78/69,790.51 = 29,348.88/x
  3. Step 3: Cross multiply
    50,562.78x = 69,790.51 × 29,348.88
  4. Step 4: Simplify right side
    50,562.78x = 2,048,273,303.13
  5. Step 5: Solve for x
    x = 2,048,273,303.13/50,562.78
  6. Step 6: Final answer
    x = 40,509.51

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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.