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Finding the Fourth Proportional to 185,551.33, 277,855.98 and 155,486.56

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Solution

The fourth proportional to 185,551.33, 277,855.98 and 155,486.56 is: 232,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,551.33 : 277,855.98 = 155,486.56 : x
  2. Step 2: Convert to fraction form
    185,551.33/277,855.98 = 155,486.56/x
  3. Step 3: Cross multiply
    185,551.33x = 277,855.98 × 155,486.56
  4. Step 4: Simplify right side
    185,551.33x = 43,202,870,505.63
  5. Step 5: Solve for x
    x = 43,202,870,505.63/185,551.33
  6. Step 6: Final answer
    x = 232,835.14

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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.