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Finding the Fourth Proportional to 47,359.04, 65,352.92 and 29,453.54

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Solution

The fourth proportional to 47,359.04, 65,352.92 and 29,453.54 is: 40,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.04 : 65,352.92 = 29,453.54 : x
  2. Step 2: Convert to fraction form
    47,359.04/65,352.92 = 29,453.54/x
  3. Step 3: Cross multiply
    47,359.04x = 65,352.92 × 29,453.54
  4. Step 4: Simplify right side
    47,359.04x = 1,924,874,843.34
  5. Step 5: Solve for x
    x = 1,924,874,843.34/47,359.04
  6. Step 6: Final answer
    x = 40,644.30

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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.