Home / 133,770.21-184,608.71-80,044.93

Finding the Fourth Proportional to 133,770.21, 184,608.71 and 80,044.93

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Solution

The fourth proportional to 133,770.21, 184,608.71 and 80,044.93 is: 110,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,770.21 : 184,608.71 = 80,044.93 : x
  2. Step 2: Convert to fraction form
    133,770.21/184,608.71 = 80,044.93/x
  3. Step 3: Cross multiply
    133,770.21x = 184,608.71 × 80,044.93
  4. Step 4: Simplify right side
    133,770.21x = 14,776,991,269.34
  5. Step 5: Solve for x
    x = 14,776,991,269.34/133,770.21
  6. Step 6: Final answer
    x = 110,465.49

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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.