Finding the Fourth Proportional to 183,347.10, 252,963.51 and 118,714.14
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Solution
The fourth proportional to 183,347.10, 252,963.51 and 118,714.14 is: 163,789.59
Step by Step Solution
- Step 1: Write the proportion equation
183,347.10 : 252,963.51 = 118,714.14 : x - Step 2: Convert to fraction form
183,347.10/252,963.51 = 118,714.14/x - Step 3: Cross multiply
183,347.10x = 252,963.51 × 118,714.14 - Step 4: Simplify right side
183,347.10x = 30,030,345,541.03 - Step 5: Solve for x
x = 30,030,345,541.03/183,347.10 - Step 6: Final answer
x = 163,789.59
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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.