Home / 133,513.41-184,244.86-76,151.44

Finding the Fourth Proportional to 133,513.41, 184,244.86 and 76,151.44

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Solution

The fourth proportional to 133,513.41, 184,244.86 and 76,151.44 is: 105,086.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,513.41 : 184,244.86 = 76,151.44 : x
  2. Step 2: Convert to fraction form
    133,513.41/184,244.86 = 76,151.44/x
  3. Step 3: Cross multiply
    133,513.41x = 184,244.86 × 76,151.44
  4. Step 4: Simplify right side
    133,513.41x = 14,030,511,401.60
  5. Step 5: Solve for x
    x = 14,030,511,401.60/133,513.41
  6. Step 6: Final answer
    x = 105,086.91

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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.