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Finding the Fourth Proportional to 201,099.80, 277,519.99 and 110,457.87

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Solution

The fourth proportional to 201,099.80, 277,519.99 and 110,457.87 is: 152,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,099.80 : 277,519.99 = 110,457.87 : x
  2. Step 2: Convert to fraction form
    201,099.80/277,519.99 = 110,457.87/x
  3. Step 3: Cross multiply
    201,099.80x = 277,519.99 × 110,457.87
  4. Step 4: Simplify right side
    201,099.80x = 30,654,266,977.82
  5. Step 5: Solve for x
    x = 30,654,266,977.82/201,099.80
  6. Step 6: Final answer
    x = 152,433.11

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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.