Finding the Fourth Proportional to 242,283.36, 363,443.49 and 73,818.07
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Solution
The fourth proportional to 242,283.36, 363,443.49 and 73,818.07 is: 110,732.72
Step by Step Solution
- Step 1: Write the proportion equation
242,283.36 : 363,443.49 = 73,818.07 : x - Step 2: Convert to fraction form
242,283.36/363,443.49 = 73,818.07/x - Step 3: Cross multiply
242,283.36x = 363,443.49 × 73,818.07 - Step 4: Simplify right side
242,283.36x = 26,828,696,077.26 - Step 5: Solve for x
x = 26,828,696,077.26/242,283.36 - Step 6: Final answer
x = 110,732.72
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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.