Finding the Fourth Proportional to 163,281.07, 244,659.30 and 137,037.07
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Solution
The fourth proportional to 163,281.07, 244,659.30 and 137,037.07 is: 205,335.46
Step by Step Solution
- Step 1: Write the proportion equation
163,281.07 : 244,659.30 = 137,037.07 : x - Step 2: Convert to fraction form
163,281.07/244,659.30 = 137,037.07/x - Step 3: Cross multiply
163,281.07x = 244,659.30 × 137,037.07 - Step 4: Simplify right side
163,281.07x = 33,527,393,620.25 - Step 5: Solve for x
x = 33,527,393,620.25/163,281.07 - Step 6: Final answer
x = 205,335.46
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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.