Finding the Fourth Proportional to 157,224.08, 236,043.48 and 73,074.80
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Solution
The fourth proportional to 157,224.08, 236,043.48 and 73,074.80 is: 109,708.58
Step by Step Solution
- Step 1: Write the proportion equation
157,224.08 : 236,043.48 = 73,074.80 : x - Step 2: Convert to fraction form
157,224.08/236,043.48 = 73,074.80/x - Step 3: Cross multiply
157,224.08x = 236,043.48 × 73,074.80 - Step 4: Simplify right side
157,224.08x = 17,248,830,092.30 - Step 5: Solve for x
x = 17,248,830,092.30/157,224.08 - Step 6: Final answer
x = 109,708.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.