Home / 133,766.98-184,613.82-76,415.38

Finding the Fourth Proportional to 133,766.98, 184,613.82 and 76,415.38

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Solution

The fourth proportional to 133,766.98, 184,613.82 and 76,415.38 is: 105,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,766.98 : 184,613.82 = 76,415.38 : x
  2. Step 2: Convert to fraction form
    133,766.98/184,613.82 = 76,415.38/x
  3. Step 3: Cross multiply
    133,766.98x = 184,613.82 × 76,415.38
  4. Step 4: Simplify right side
    133,766.98x = 14,107,335,208.55
  5. Step 5: Solve for x
    x = 14,107,335,208.55/133,766.98
  6. Step 6: Final answer
    x = 105,462.01

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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.