Finding the Fourth Proportional to 74,972,224.08, 103,460,904.32 and 41,932,394.37
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Solution
The fourth proportional to 74,972,224.08, 103,460,904.32 and 41,932,394.37 is: 57,866,276.41
Step by Step Solution
- Step 1: Write the proportion equation
74,972,224.08 : 103,460,904.32 = 41,932,394.37 : x - Step 2: Convert to fraction form
74,972,224.08/103,460,904.32 = 41,932,394.37/x - Step 3: Cross multiply
74,972,224.08x = 103,460,904.32 × 41,932,394.37 - Step 4: Simplify right side
74,972,224.08x = 4,338,363,441,613,414.50 - Step 5: Solve for x
x = 4,338,363,441,613,414.50/74,972,224.08 - Step 6: Final answer
x = 57,866,276.41
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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.