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Finding the Fourth Proportional to 154,422.56, 231,636.28 and 60,927.50

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Solution

The fourth proportional to 154,422.56, 231,636.28 and 60,927.50 is: 91,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,422.56 : 231,636.28 = 60,927.50 : x
  2. Step 2: Convert to fraction form
    154,422.56/231,636.28 = 60,927.50/x
  3. Step 3: Cross multiply
    154,422.56x = 231,636.28 × 60,927.50
  4. Step 4: Simplify right side
    154,422.56x = 14,113,019,449.70
  5. Step 5: Solve for x
    x = 14,113,019,449.70/154,422.56
  6. Step 6: Final answer
    x = 91,392.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.