Finding the Fourth Proportional to 178,097.49, 245,774.61 and 97,530.03
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Solution
The fourth proportional to 178,097.49, 245,774.61 and 97,530.03 is: 134,591.48
Step by Step Solution
- Step 1: Write the proportion equation
178,097.49 : 245,774.61 = 97,530.03 : x - Step 2: Convert to fraction form
178,097.49/245,774.61 = 97,530.03/x - Step 3: Cross multiply
178,097.49x = 245,774.61 × 97,530.03 - Step 4: Simplify right side
178,097.49x = 23,970,405,086.54 - Step 5: Solve for x
x = 23,970,405,086.54/178,097.49 - Step 6: Final answer
x = 134,591.48
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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.