Finding the Fourth Proportional to 174,473.49, 240,754.28 and 97,977.09
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Solution
The fourth proportional to 174,473.49, 240,754.28 and 97,977.09 is: 135,197.64
Step by Step Solution
- Step 1: Write the proportion equation
174,473.49 : 240,754.28 = 97,977.09 : x - Step 2: Convert to fraction form
174,473.49/240,754.28 = 97,977.09/x - Step 3: Cross multiply
174,473.49x = 240,754.28 × 97,977.09 - Step 4: Simplify right side
174,473.49x = 23,588,402,800.62 - Step 5: Solve for x
x = 23,588,402,800.62/174,473.49 - Step 6: Final answer
x = 135,197.64
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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.