Finding the Fourth Proportional to 118,159.17, 177,237.84 and 29,412.09
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Solution
The fourth proportional to 118,159.17, 177,237.84 and 29,412.09 is: 44,117.91
Step by Step Solution
- Step 1: Write the proportion equation
118,159.17 : 177,237.84 = 29,412.09 : x - Step 2: Convert to fraction form
118,159.17/177,237.84 = 29,412.09/x - Step 3: Cross multiply
118,159.17x = 177,237.84 × 29,412.09 - Step 4: Simplify right side
118,159.17x = 5,212,935,301.49 - Step 5: Solve for x
x = 5,212,935,301.49/118,159.17 - Step 6: Final answer
x = 44,117.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.