Finding the Fourth Proportional to 106,177.08, 146,528.26 and 58,434.06
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Solution
The fourth proportional to 106,177.08, 146,528.26 and 58,434.06 is: 80,641.14
Step by Step Solution
- Step 1: Write the proportion equation
106,177.08 : 146,528.26 = 58,434.06 : x - Step 2: Convert to fraction form
106,177.08/146,528.26 = 58,434.06/x - Step 3: Cross multiply
106,177.08x = 146,528.26 × 58,434.06 - Step 4: Simplify right side
106,177.08x = 8,562,241,136.54 - Step 5: Solve for x
x = 8,562,241,136.54/106,177.08 - Step 6: Final answer
x = 80,641.14
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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.