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Finding the Fourth Proportional to 201,090.93, 277,508.81 and 110,455.27

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Solution

The fourth proportional to 201,090.93, 277,508.81 and 110,455.27 is: 152,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,090.93 : 277,508.81 = 110,455.27 : x
  2. Step 2: Convert to fraction form
    201,090.93/277,508.81 = 110,455.27/x
  3. Step 3: Cross multiply
    201,090.93x = 277,508.81 × 110,455.27
  4. Step 4: Simplify right side
    201,090.93x = 30,652,310,118.29
  5. Step 5: Solve for x
    x = 30,652,310,118.29/201,090.93
  6. Step 6: Final answer
    x = 152,430.10

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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.