Finding the Fourth Proportional to 174,122.40, 240,203.52 and 113,665.08
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Solution
The fourth proportional to 174,122.40, 240,203.52 and 113,665.08 is: 156,802.07
Step by Step Solution
- Step 1: Write the proportion equation
174,122.40 : 240,203.52 = 113,665.08 : x - Step 2: Convert to fraction form
174,122.40/240,203.52 = 113,665.08/x - Step 3: Cross multiply
174,122.40x = 240,203.52 × 113,665.08 - Step 4: Simplify right side
174,122.40x = 27,302,752,317.08 - Step 5: Solve for x
x = 27,302,752,317.08/174,122.40 - Step 6: Final answer
x = 156,802.07
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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.