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Finding the Fourth Proportional to 201,376.32, 277,889.81 and 110,736.11

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Solution

The fourth proportional to 201,376.32, 277,889.81 and 110,736.11 is: 152,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,376.32 : 277,889.81 = 110,736.11 : x
  2. Step 2: Convert to fraction form
    201,376.32/277,889.81 = 110,736.11/x
  3. Step 3: Cross multiply
    201,376.32x = 277,889.81 × 110,736.11
  4. Step 4: Simplify right side
    201,376.32x = 30,772,436,497.52
  5. Step 5: Solve for x
    x = 30,772,436,497.52/201,376.32
  6. Step 6: Final answer
    x = 152,810.60

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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.