Finding the Fourth Proportional to 110,037.08, 151,854.81 and 62,289.44
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Solution
The fourth proportional to 110,037.08, 151,854.81 and 62,289.44 is: 85,961.49
Step by Step Solution
- Step 1: Write the proportion equation
110,037.08 : 151,854.81 = 62,289.44 : x - Step 2: Convert to fraction form
110,037.08/151,854.81 = 62,289.44/x - Step 3: Cross multiply
110,037.08x = 151,854.81 × 62,289.44 - Step 4: Simplify right side
110,037.08x = 9,458,951,076.21 - Step 5: Solve for x
x = 9,458,951,076.21/110,037.08 - Step 6: Final answer
x = 85,961.49
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1.5x scale
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.