Home / 184,999.90-255,237.54-120,439.66

Finding the Fourth Proportional to 184,999.90, 255,237.54 and 120,439.66

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Solution

The fourth proportional to 184,999.90, 255,237.54 and 120,439.66 is: 166,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,999.90 : 255,237.54 = 120,439.66 : x
  2. Step 2: Convert to fraction form
    184,999.90/255,237.54 = 120,439.66/x
  3. Step 3: Cross multiply
    184,999.90x = 255,237.54 × 120,439.66
  4. Step 4: Simplify right side
    184,999.90x = 30,740,722,536.84
  5. Step 5: Solve for x
    x = 30,740,722,536.84/184,999.90
  6. Step 6: Final answer
    x = 166,166.16

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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.