Finding the Fourth Proportional to 170,838.14, 235,802.23 and 98,248.96
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Solution
The fourth proportional to 170,838.14, 235,802.23 and 98,248.96 is: 135,609.79
Step by Step Solution
- Step 1: Write the proportion equation
170,838.14 : 235,802.23 = 98,248.96 : x - Step 2: Convert to fraction form
170,838.14/235,802.23 = 98,248.96/x - Step 3: Cross multiply
170,838.14x = 235,802.23 × 98,248.96 - Step 4: Simplify right side
170,838.14x = 23,167,323,863.18 - Step 5: Solve for x
x = 23,167,323,863.18/170,838.14 - Step 6: Final answer
x = 135,609.79
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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.