Finding the Fourth Proportional to 170,894.66, 235,827.44 and 98,292.07
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Solution
The fourth proportional to 170,894.66, 235,827.44 and 98,292.07 is: 135,638.92
Step by Step Solution
- Step 1: Write the proportion equation
170,894.66 : 235,827.44 = 98,292.07 : x - Step 2: Convert to fraction form
170,894.66/235,827.44 = 98,292.07/x - Step 3: Cross multiply
170,894.66x = 235,827.44 × 98,292.07 - Step 4: Simplify right side
170,894.66x = 23,179,966,306.99 - Step 5: Solve for x
x = 23,179,966,306.99/170,894.66 - Step 6: Final answer
x = 135,638.92
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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.