Finding the Fourth Proportional to 234,710.42, 351,924.99 and 74,717.26
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Solution
The fourth proportional to 234,710.42, 351,924.99 and 74,717.26 is: 112,031.12
Step by Step Solution
- Step 1: Write the proportion equation
234,710.42 : 351,924.99 = 74,717.26 : x - Step 2: Convert to fraction form
234,710.42/351,924.99 = 74,717.26/x - Step 3: Cross multiply
234,710.42x = 351,924.99 × 74,717.26 - Step 4: Simplify right side
234,710.42x = 26,294,870,978.33 - Step 5: Solve for x
x = 26,294,870,978.33/234,710.42 - Step 6: Final answer
x = 112,031.12
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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.