Finding the Fourth Proportional to 173,220.68, 239,076.18 and 144,881.48
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Solution
The fourth proportional to 173,220.68, 239,076.18 and 144,881.48 is: 199,962.91
Step by Step Solution
- Step 1: Write the proportion equation
173,220.68 : 239,076.18 = 144,881.48 : x - Step 2: Convert to fraction form
173,220.68/239,076.18 = 144,881.48/x - Step 3: Cross multiply
173,220.68x = 239,076.18 × 144,881.48 - Step 4: Simplify right side
173,220.68x = 34,637,710,791.15 - Step 5: Solve for x
x = 34,637,710,791.15/173,220.68 - Step 6: Final answer
x = 199,962.91
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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.