Finding the Fourth Proportional to 316,436.29, 474,703.74 and 106,025.02
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Solution
The fourth proportional to 316,436.29, 474,703.74 and 106,025.02 is: 159,054.05
Step by Step Solution
- Step 1: Write the proportion equation
316,436.29 : 474,703.74 = 106,025.02 : x - Step 2: Convert to fraction form
316,436.29/474,703.74 = 106,025.02/x - Step 3: Cross multiply
316,436.29x = 474,703.74 × 106,025.02 - Step 4: Simplify right side
316,436.29x = 50,330,472,340.82 - Step 5: Solve for x
x = 50,330,472,340.82/316,436.29 - Step 6: Final answer
x = 159,054.05
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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.