Finding the Fourth Proportional to 112,326.18, 168,432.93 and 37,419.99
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Solution
The fourth proportional to 112,326.18, 168,432.93 and 37,419.99 is: 56,111.22
Step by Step Solution
- Step 1: Write the proportion equation
112,326.18 : 168,432.93 = 37,419.99 : x - Step 2: Convert to fraction form
112,326.18/168,432.93 = 37,419.99/x - Step 3: Cross multiply
112,326.18x = 168,432.93 × 37,419.99 - Step 4: Simplify right side
112,326.18x = 6,302,758,556.27 - Step 5: Solve for x
x = 6,302,758,556.27/112,326.18 - Step 6: Final answer
x = 56,111.22
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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.