Finding the Fourth Proportional to 91,416.18, 137,110.35 and 35,248.08
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Solution
The fourth proportional to 91,416.18, 137,110.35 and 35,248.08 is: 52,866.75
Step by Step Solution
- Step 1: Write the proportion equation
91,416.18 : 137,110.35 = 35,248.08 : x - Step 2: Convert to fraction form
91,416.18/137,110.35 = 35,248.08/x - Step 3: Cross multiply
91,416.18x = 137,110.35 × 35,248.08 - Step 4: Simplify right side
91,416.18x = 4,832,876,585.63 - Step 5: Solve for x
x = 4,832,876,585.63/91,416.18 - Step 6: Final answer
x = 52,866.75
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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.