Home / 200,893.04-277,241.06-120,305.12

Finding the Fourth Proportional to 200,893.04, 277,241.06 and 120,305.12

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Solution

The fourth proportional to 200,893.04, 277,241.06 and 120,305.12 is: 166,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,893.04 : 277,241.06 = 120,305.12 : x
  2. Step 2: Convert to fraction form
    200,893.04/277,241.06 = 120,305.12/x
  3. Step 3: Cross multiply
    200,893.04x = 277,241.06 × 120,305.12
  4. Step 4: Simplify right side
    200,893.04x = 33,353,518,992.23
  5. Step 5: Solve for x
    x = 33,353,518,992.23/200,893.04
  6. Step 6: Final answer
    x = 166,026.25

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1.5x scale

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.