Finding the Fourth Proportional to 96,656.44, 133,386.06 and 54,214.84
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Solution
The fourth proportional to 96,656.44, 133,386.06 and 54,214.84 is: 74,816.58
Step by Step Solution
- Step 1: Write the proportion equation
96,656.44 : 133,386.06 = 54,214.84 : x - Step 2: Convert to fraction form
96,656.44/133,386.06 = 54,214.84/x - Step 3: Cross multiply
96,656.44x = 133,386.06 × 54,214.84 - Step 4: Simplify right side
96,656.44x = 7,231,503,901.13 - Step 5: Solve for x
x = 7,231,503,901.13/96,656.44 - Step 6: Final answer
x = 74,816.58
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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.