Finding the Fourth Proportional to 170,531.70, 235,315.62 and 94,045.71
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Solution
The fourth proportional to 170,531.70, 235,315.62 and 94,045.71 is: 129,773.08
Step by Step Solution
- Step 1: Write the proportion equation
170,531.70 : 235,315.62 = 94,045.71 : x - Step 2: Convert to fraction form
170,531.70/235,315.62 = 94,045.71/x - Step 3: Cross multiply
170,531.70x = 235,315.62 × 94,045.71 - Step 4: Simplify right side
170,531.70x = 22,130,424,556.99 - Step 5: Solve for x
x = 22,130,424,556.99/170,531.70 - Step 6: Final answer
x = 129,773.08
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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.