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Finding the Fourth Proportional to 48,534.56, 72,796.88 and 15,254.88

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Solution

The fourth proportional to 48,534.56, 72,796.88 and 15,254.88 is: 22,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,534.56 : 72,796.88 = 15,254.88 : x
  2. Step 2: Convert to fraction form
    48,534.56/72,796.88 = 15,254.88/x
  3. Step 3: Cross multiply
    48,534.56x = 72,796.88 × 15,254.88
  4. Step 4: Simplify right side
    48,534.56x = 1,110,507,668.77
  5. Step 5: Solve for x
    x = 1,110,507,668.77/48,534.56
  6. Step 6: Final answer
    x = 22,880.76

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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.