Finding the Fourth Proportional to 232,503.52, 320,952.36 and 157,154.08
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Solution
The fourth proportional to 232,503.52, 320,952.36 and 157,154.08 is: 216,938.53
Step by Step Solution
- Step 1: Write the proportion equation
232,503.52 : 320,952.36 = 157,154.08 : x - Step 2: Convert to fraction form
232,503.52/320,952.36 = 157,154.08/x - Step 3: Cross multiply
232,503.52x = 320,952.36 × 157,154.08 - Step 4: Simplify right side
232,503.52x = 50,438,972,859.63 - Step 5: Solve for x
x = 50,438,972,859.63/232,503.52 - Step 6: Final answer
x = 216,938.53
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1.5x scale
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.