Finding the Fourth Proportional to 93,532.19, 129,077.60 and 51,093.45
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Solution
The fourth proportional to 93,532.19, 129,077.60 and 51,093.45 is: 70,510.70
Step by Step Solution
- Step 1: Write the proportion equation
93,532.19 : 129,077.60 = 51,093.45 : x - Step 2: Convert to fraction form
93,532.19/129,077.60 = 51,093.45/x - Step 3: Cross multiply
93,532.19x = 129,077.60 × 51,093.45 - Step 4: Simplify right side
93,532.19x = 6,595,019,646.25 - Step 5: Solve for x
x = 6,595,019,646.25/93,532.19 - Step 6: Final answer
x = 70,510.70
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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.