Finding the Fourth Proportional to 248,859.18, 343,294.74 and 168,313.80
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Solution
The fourth proportional to 248,859.18, 343,294.74 and 168,313.80 is: 232,184.49
Step by Step Solution
- Step 1: Write the proportion equation
248,859.18 : 343,294.74 = 168,313.80 : x - Step 2: Convert to fraction form
248,859.18/343,294.74 = 168,313.80/x - Step 3: Cross multiply
248,859.18x = 343,294.74 × 168,313.80 - Step 4: Simplify right side
248,859.18x = 57,781,242,209.41 - Step 5: Solve for x
x = 57,781,242,209.41/248,859.18 - Step 6: Final answer
x = 232,184.49
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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.