Finding the Fourth Proportional to 166,258.62, 228,953.64 and 144,444.81
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Solution
The fourth proportional to 166,258.62, 228,953.64 and 144,444.81 is: 198,913.99
Step by Step Solution
- Step 1: Write the proportion equation
166,258.62 : 228,953.64 = 144,444.81 : x - Step 2: Convert to fraction form
166,258.62/228,953.64 = 144,444.81/x - Step 3: Cross multiply
166,258.62x = 228,953.64 × 144,444.81 - Step 4: Simplify right side
166,258.62x = 33,071,165,028.61 - Step 5: Solve for x
x = 33,071,165,028.61/166,258.62 - Step 6: Final answer
x = 198,913.99
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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.