Finding the Fourth Proportional to 157,588.85, 236,385.35 and 49,514.70
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Solution
The fourth proportional to 157,588.85, 236,385.35 and 49,514.70 is: 74,272.70
Step by Step Solution
- Step 1: Write the proportion equation
157,588.85 : 236,385.35 = 49,514.70 : x - Step 2: Convert to fraction form
157,588.85/236,385.35 = 49,514.70/x - Step 3: Cross multiply
157,588.85x = 236,385.35 × 49,514.70 - Step 4: Simplify right side
157,588.85x = 11,704,549,442.07 - Step 5: Solve for x
x = 11,704,549,442.07/157,588.85 - Step 6: Final answer
x = 74,272.70
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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.