Finding the Fourth Proportional to 186,653.08, 257,579.94 and 101,773.72
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Solution
The fourth proportional to 186,653.08, 257,579.94 and 101,773.72 is: 140,447.02
Step by Step Solution
- Step 1: Write the proportion equation
186,653.08 : 257,579.94 = 101,773.72 : x - Step 2: Convert to fraction form
186,653.08/257,579.94 = 101,773.72/x - Step 3: Cross multiply
186,653.08x = 257,579.94 × 101,773.72 - Step 4: Simplify right side
186,653.08x = 26,214,868,691.18 - Step 5: Solve for x
x = 26,214,868,691.18/186,653.08 - Step 6: Final answer
x = 140,447.02
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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.