Finding the Fourth Proportional to 75,152.49, 103,710.27 and 41,160.99
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Solution
The fourth proportional to 75,152.49, 103,710.27 and 41,160.99 is: 56,802.08
Step by Step Solution
- Step 1: Write the proportion equation
75,152.49 : 103,710.27 = 41,160.99 : x - Step 2: Convert to fraction form
75,152.49/103,710.27 = 41,160.99/x - Step 3: Cross multiply
75,152.49x = 103,710.27 × 41,160.99 - Step 4: Simplify right side
75,152.49x = 4,268,817,386.37 - Step 5: Solve for x
x = 4,268,817,386.37/75,152.49 - Step 6: Final answer
x = 56,802.08
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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.