Finding the Fourth Proportional to 102,617,279.93, 141,625,935 and 62,917,787.95
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Solution
The fourth proportional to 102,617,279.93, 141,625,935 and 62,917,787.95 is: 86,835,185.58
Step by Step Solution
- Step 1: Write the proportion equation
102,617,279.93 : 141,625,935 = 62,917,787.95 : x - Step 2: Convert to fraction form
102,617,279.93/141,625,935 = 62,917,787.95/x - Step 3: Cross multiply
102,617,279.93x = 141,625,935 × 62,917,787.95 - Step 4: Simplify right side
102,617,279.93x = 8,910,790,546,196,418 - Step 5: Solve for x
x = 8,910,790,546,196,418/102,617,279.93 - Step 6: Final answer
x = 86,835,185.58
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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.