Finding the Fourth Proportional to 161,479.98, 242,236.48 and 61,724.14
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Solution
The fourth proportional to 161,479.98, 242,236.48 and 61,724.14 is: 92,592.52
Step by Step Solution
- Step 1: Write the proportion equation
161,479.98 : 242,236.48 = 61,724.14 : x - Step 2: Convert to fraction form
161,479.98/242,236.48 = 61,724.14/x - Step 3: Cross multiply
161,479.98x = 242,236.48 × 61,724.14 - Step 4: Simplify right side
161,479.98x = 14,951,838,404.63 - Step 5: Solve for x
x = 14,951,838,404.63/161,479.98 - Step 6: Final answer
x = 92,592.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.