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Finding the Fourth Proportional to 238,836.32, 357,773.64 and 110,571.81

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Solution

The fourth proportional to 238,836.32, 357,773.64 and 110,571.81 is: 165,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,836.32 : 357,773.64 = 110,571.81 : x
  2. Step 2: Convert to fraction form
    238,836.32/357,773.64 = 110,571.81/x
  3. Step 3: Cross multiply
    238,836.32x = 357,773.64 × 110,571.81
  4. Step 4: Simplify right side
    238,836.32x = 39,559,677,188.79
  5. Step 5: Solve for x
    x = 39,559,677,188.79/238,836.32
  6. Step 6: Final answer
    x = 165,635.10

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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.