Finding the Fourth Proportional to 248,538.14, 342,970.42 and 141,094.08
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Solution
The fourth proportional to 248,538.14, 342,970.42 and 141,094.08 is: 194,702.90
Step by Step Solution
- Step 1: Write the proportion equation
248,538.14 : 342,970.42 = 141,094.08 : x - Step 2: Convert to fraction form
248,538.14/342,970.42 = 141,094.08/x - Step 3: Cross multiply
248,538.14x = 342,970.42 × 141,094.08 - Step 4: Simplify right side
248,538.14x = 48,391,095,877.11 - Step 5: Solve for x
x = 48,391,095,877.11/248,538.14 - Step 6: Final answer
x = 194,702.90
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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.