Home / 89,736.23-134,627.73-33,580.76

Finding the Fourth Proportional to 89,736.23, 134,627.73 and 33,580.76

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Solution

The fourth proportional to 89,736.23, 134,627.73 and 33,580.76 is: 50,379.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,736.23 : 134,627.73 = 33,580.76 : x
  2. Step 2: Convert to fraction form
    89,736.23/134,627.73 = 33,580.76/x
  3. Step 3: Cross multiply
    89,736.23x = 134,627.73 × 33,580.76
  4. Step 4: Simplify right side
    89,736.23x = 4,520,901,490.47
  5. Step 5: Solve for x
    x = 4,520,901,490.47/89,736.23
  6. Step 6: Final answer
    x = 50,379.89

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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.