Home / 201,018.15-277,408.89-110,383.40

Finding the Fourth Proportional to 201,018.15, 277,408.89 and 110,383.40

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Solution

The fourth proportional to 201,018.15, 277,408.89 and 110,383.40 is: 152,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,018.15 : 277,408.89 = 110,383.40 : x
  2. Step 2: Convert to fraction form
    201,018.15/277,408.89 = 110,383.40/x
  3. Step 3: Cross multiply
    201,018.15x = 277,408.89 × 110,383.40
  4. Step 4: Simplify right side
    201,018.15x = 30,621,337,161.95
  5. Step 5: Solve for x
    x = 30,621,337,161.95/201,018.15
  6. Step 6: Final answer
    x = 152,331.21

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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.