Finding the Fourth Proportional to 93,618.75, 129,193.88 and 51,177.59
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Solution
The fourth proportional to 93,618.75, 129,193.88 and 51,177.59 is: 70,625.07
Step by Step Solution
- Step 1: Write the proportion equation
93,618.75 : 129,193.88 = 51,177.59 : x - Step 2: Convert to fraction form
93,618.75/129,193.88 = 51,177.59/x - Step 3: Cross multiply
93,618.75x = 129,193.88 × 51,177.59 - Step 4: Simplify right side
93,618.75x = 6,611,830,519.29 - Step 5: Solve for x
x = 6,611,830,519.29/93,618.75 - Step 6: Final answer
x = 70,625.07
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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.