Finding the Fourth Proportional to 272,241.18, 375,637.50 and 159,042.06
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Solution
The fourth proportional to 272,241.18, 375,637.50 and 159,042.06 is: 219,445.72
Step by Step Solution
- Step 1: Write the proportion equation
272,241.18 : 375,637.50 = 159,042.06 : x - Step 2: Convert to fraction form
272,241.18/375,637.50 = 159,042.06/x - Step 3: Cross multiply
272,241.18x = 375,637.50 × 159,042.06 - Step 4: Simplify right side
272,241.18x = 59,742,161,813.25 - Step 5: Solve for x
x = 59,742,161,813.25/272,241.18 - Step 6: Final answer
x = 219,445.72
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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.