Finding the Fourth Proportional to 114,045.17, 157,377.74 and 66,294.75
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Solution
The fourth proportional to 114,045.17, 157,377.74 and 66,294.75 is: 91,484.09
Step by Step Solution
- Step 1: Write the proportion equation
114,045.17 : 157,377.74 = 66,294.75 : x - Step 2: Convert to fraction form
114,045.17/157,377.74 = 66,294.75/x - Step 3: Cross multiply
114,045.17x = 157,377.74 × 66,294.75 - Step 4: Simplify right side
114,045.17x = 10,433,318,187.56 - Step 5: Solve for x
x = 10,433,318,187.56/114,045.17 - Step 6: Final answer
x = 91,484.09
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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.