Finding the Fourth Proportional to 175,795.07, 242,437.73 and 115,342.74
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Solution
The fourth proportional to 175,795.07, 242,437.73 and 115,342.74 is: 159,068.35
Step by Step Solution
- Step 1: Write the proportion equation
175,795.07 : 242,437.73 = 115,342.74 : x - Step 2: Convert to fraction form
175,795.07/242,437.73 = 115,342.74/x - Step 3: Cross multiply
175,795.07x = 242,437.73 × 115,342.74 - Step 4: Simplify right side
175,795.07x = 27,963,431,480.87 - Step 5: Solve for x
x = 27,963,431,480.87/175,795.07 - Step 6: Final answer
x = 159,068.35
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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.