Finding the Fourth Proportional to 93,932,537.60, 129,627,840.88 and 52,678,544.24
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Solution
The fourth proportional to 93,932,537.60, 129,627,840.88 and 52,678,544.24 is: 72,696,917.65
Step by Step Solution
- Step 1: Write the proportion equation
93,932,537.60 : 129,627,840.88 = 52,678,544.24 : x - Step 2: Convert to fraction form
93,932,537.60/129,627,840.88 = 52,678,544.24/x - Step 3: Cross multiply
93,932,537.60x = 129,627,840.88 × 52,678,544.24 - Step 4: Simplify right side
93,932,537.60x = 6,828,605,950,532,761 - Step 5: Solve for x
x = 6,828,605,950,532,761/93,932,537.60 - Step 6: Final answer
x = 72,696,917.65
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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.