Finding the Fourth Proportional to 157,816.52, 236,584.08 and 57,953.84
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Solution
The fourth proportional to 157,816.52, 236,584.08 and 57,953.84 is: 86,879.09
Step by Step Solution
- Step 1: Write the proportion equation
157,816.52 : 236,584.08 = 57,953.84 : x - Step 2: Convert to fraction form
157,816.52/236,584.08 = 57,953.84/x - Step 3: Cross multiply
157,816.52x = 236,584.08 × 57,953.84 - Step 4: Simplify right side
157,816.52x = 13,710,955,918.87 - Step 5: Solve for x
x = 13,710,955,918.87/157,816.52 - Step 6: Final answer
x = 86,879.09
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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.