Finding the Fourth Proportional to 102,522.68, 153,777.18 and 49,252.82
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Solution
The fourth proportional to 102,522.68, 153,777.18 and 49,252.82 is: 73,875.95
Step by Step Solution
- Step 1: Write the proportion equation
102,522.68 : 153,777.18 = 49,252.82 : x - Step 2: Convert to fraction form
102,522.68/153,777.18 = 49,252.82/x - Step 3: Cross multiply
102,522.68x = 153,777.18 × 49,252.82 - Step 4: Simplify right side
102,522.68x = 7,573,960,151.09 - Step 5: Solve for x
x = 7,573,960,151.09/102,522.68 - Step 6: Final answer
x = 73,875.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.