Home / 201,400.02-277,827.33-120,788.82

Finding the Fourth Proportional to 201,400.02, 277,827.33 and 120,788.82

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Solution

The fourth proportional to 201,400.02, 277,827.33 and 120,788.82 is: 166,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,400.02 : 277,827.33 = 120,788.82 : x
  2. Step 2: Convert to fraction form
    201,400.02/277,827.33 = 120,788.82/x
  3. Step 3: Cross multiply
    201,400.02x = 277,827.33 × 120,788.82
  4. Step 4: Simplify right side
    201,400.02x = 33,558,435,354.45
  5. Step 5: Solve for x
    x = 33,558,435,354.45/201,400.02
  6. Step 6: Final answer
    x = 166,625.78

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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.