Home / 89,010.21-133,519.41-49,537.59

Finding the Fourth Proportional to 89,010.21, 133,519.41 and 49,537.59

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Solution

The fourth proportional to 89,010.21, 133,519.41 and 49,537.59 is: 74,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,010.21 : 133,519.41 = 49,537.59 : x
  2. Step 2: Convert to fraction form
    89,010.21/133,519.41 = 49,537.59/x
  3. Step 3: Cross multiply
    89,010.21x = 133,519.41 × 49,537.59
  4. Step 4: Simplify right side
    89,010.21x = 6,614,229,789.62
  5. Step 5: Solve for x
    x = 6,614,229,789.62/89,010.21
  6. Step 6: Final answer
    x = 74,308.66

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1.5x scale

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.