Home / 89,135.21-133,755.37-33,014.74

Finding the Fourth Proportional to 89,135.21, 133,755.37 and 33,014.74

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Solution

The fourth proportional to 89,135.21, 133,755.37 and 33,014.74 is: 49,541.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,135.21 : 133,755.37 = 33,014.74 : x
  2. Step 2: Convert to fraction form
    89,135.21/133,755.37 = 33,014.74/x
  3. Step 3: Cross multiply
    89,135.21x = 133,755.37 × 33,014.74
  4. Step 4: Simplify right side
    89,135.21x = 4,415,897,930.30
  5. Step 5: Solve for x
    x = 4,415,897,930.30/89,135.21
  6. Step 6: Final answer
    x = 49,541.57

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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.