Finding the Fourth Proportional to 175,985.97, 242,796.99 and 115,589.35
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Solution
The fourth proportional to 175,985.97, 242,796.99 and 115,589.35 is: 159,471.50
Step by Step Solution
- Step 1: Write the proportion equation
175,985.97 : 242,796.99 = 115,589.35 : x - Step 2: Convert to fraction form
175,985.97/242,796.99 = 115,589.35/x - Step 3: Cross multiply
175,985.97x = 242,796.99 × 115,589.35 - Step 4: Simplify right side
175,985.97x = 28,064,746,256.06 - Step 5: Solve for x
x = 28,064,746,256.06/175,985.97 - Step 6: Final answer
x = 159,471.50
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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.