Finding the Fourth Proportional to 165,964.91, 228,997.23 and 97,041.11
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Solution
The fourth proportional to 165,964.91, 228,997.23 and 97,041.11 is: 133,896.65
Step by Step Solution
- Step 1: Write the proportion equation
165,964.91 : 228,997.23 = 97,041.11 : x - Step 2: Convert to fraction form
165,964.91/228,997.23 = 97,041.11/x - Step 3: Cross multiply
165,964.91x = 228,997.23 × 97,041.11 - Step 4: Simplify right side
165,964.91x = 22,222,145,386.13 - Step 5: Solve for x
x = 22,222,145,386.13/165,964.91 - Step 6: Final answer
x = 133,896.65
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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.