Finding the Fourth Proportional to 176,043.93, 242,934.07 and 104,381.07
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Solution
The fourth proportional to 176,043.93, 242,934.07 and 104,381.07 is: 144,041.99
Step by Step Solution
- Step 1: Write the proportion equation
176,043.93 : 242,934.07 = 104,381.07 : x - Step 2: Convert to fraction form
176,043.93/242,934.07 = 104,381.07/x - Step 3: Cross multiply
176,043.93x = 242,934.07 × 104,381.07 - Step 4: Simplify right side
176,043.93x = 25,357,718,166.05 - Step 5: Solve for x
x = 25,357,718,166.05/176,043.93 - Step 6: Final answer
x = 144,041.99
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1.5x scale
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.