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Finding the Fourth Proportional to 101,867.56, 152,832.63 and 48,627.48

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Solution

The fourth proportional to 101,867.56, 152,832.63 and 48,627.48 is: 72,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,867.56 : 152,832.63 = 48,627.48 : x
  2. Step 2: Convert to fraction form
    101,867.56/152,832.63 = 48,627.48/x
  3. Step 3: Cross multiply
    101,867.56x = 152,832.63 × 48,627.48
  4. Step 4: Simplify right side
    101,867.56x = 7,431,865,658.67
  5. Step 5: Solve for x
    x = 7,431,865,658.67/101,867.56
  6. Step 6: Final answer
    x = 72,956.16

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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.