Finding the Fourth Proportional to 170,275.48, 234,980.22 and 98,696.99
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Solution
The fourth proportional to 170,275.48, 234,980.22 and 98,696.99 is: 136,201.89
Step by Step Solution
- Step 1: Write the proportion equation
170,275.48 : 234,980.22 = 98,696.99 : x - Step 2: Convert to fraction form
170,275.48/234,980.22 = 98,696.99/x - Step 3: Cross multiply
170,275.48x = 234,980.22 × 98,696.99 - Step 4: Simplify right side
170,275.48x = 23,191,841,381.10 - Step 5: Solve for x
x = 23,191,841,381.10/170,275.48 - Step 6: Final answer
x = 136,201.89
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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.