Finding the Fourth Proportional to 74,367,456.08, 102,629,581.61 and 41,329,097.71
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Solution
The fourth proportional to 74,367,456.08, 102,629,581.61 and 41,329,097.71 is: 57,035,539.87
Step by Step Solution
- Step 1: Write the proportion equation
74,367,456.08 : 102,629,581.61 = 41,329,097.71 : x - Step 2: Convert to fraction form
74,367,456.08/102,629,581.61 = 41,329,097.71/x - Step 3: Cross multiply
74,367,456.08x = 102,629,581.61 × 41,329,097.71 - Step 4: Simplify right side
74,367,456.08x = 4,241,588,006,142,858 - Step 5: Solve for x
x = 4,241,588,006,142,858/74,367,456.08 - Step 6: Final answer
x = 57,035,539.87
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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.