Finding the Fourth Proportional to 74,574,285.76, 102,915,722.58 and 41,534,549.44
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Solution
The fourth proportional to 74,574,285.76, 102,915,722.58 and 41,534,549.44 is: 57,319,465.07
Step by Step Solution
- Step 1: Write the proportion equation
74,574,285.76 : 102,915,722.58 = 41,534,549.44 : x - Step 2: Convert to fraction form
74,574,285.76/102,915,722.58 = 41,534,549.44/x - Step 3: Cross multiply
74,574,285.76x = 102,915,722.58 × 41,534,549.44 - Step 4: Simplify right side
74,574,285.76x = 4,274,558,167,652,334 - Step 5: Solve for x
x = 4,274,558,167,652,334/74,574,285.76 - Step 6: Final answer
x = 57,319,465.07
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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.