Home / 79,461.42-119,190.29-40,007.94

Finding the Fourth Proportional to 79,461.42, 119,190.29 and 40,007.94

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Solution

The fourth proportional to 79,461.42, 119,190.29 and 40,007.94 is: 60,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,461.42 : 119,190.29 = 40,007.94 : x
  2. Step 2: Convert to fraction form
    79,461.42/119,190.29 = 40,007.94/x
  3. Step 3: Cross multiply
    79,461.42x = 119,190.29 × 40,007.94
  4. Step 4: Simplify right side
    79,461.42x = 4,768,557,770.86
  5. Step 5: Solve for x
    x = 4,768,557,770.86/79,461.42
  6. Step 6: Final answer
    x = 60,010.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.