Finding the Fourth Proportional to 147,661.74, 203,702.27 and 96,651.99
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Solution
The fourth proportional to 147,661.74, 203,702.27 and 96,651.99 is: 133,333.31
Step by Step Solution
- Step 1: Write the proportion equation
147,661.74 : 203,702.27 = 96,651.99 : x - Step 2: Convert to fraction form
147,661.74/203,702.27 = 96,651.99/x - Step 3: Cross multiply
147,661.74x = 203,702.27 × 96,651.99 - Step 4: Simplify right side
147,661.74x = 19,688,229,279.76 - Step 5: Solve for x
x = 19,688,229,279.76/147,661.74 - Step 6: Final answer
x = 133,333.31
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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.