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Finding the Fourth Proportional to 201,374.96, 277,890.20 and 110,730.16

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Solution

The fourth proportional to 201,374.96, 277,890.20 and 110,730.16 is: 152,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,374.96 : 277,890.20 = 110,730.16 : x
  2. Step 2: Convert to fraction form
    201,374.96/277,890.20 = 110,730.16/x
  3. Step 3: Cross multiply
    201,374.96x = 277,890.20 × 110,730.16
  4. Step 4: Simplify right side
    201,374.96x = 30,770,826,308.43
  5. Step 5: Solve for x
    x = 30,770,826,308.43/201,374.96
  6. Step 6: Final answer
    x = 152,803.64

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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.