Finding the Fourth Proportional to 124,464.12, 186,621.12 and 49,595.82
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Solution
The fourth proportional to 124,464.12, 186,621.12 and 49,595.82 is: 74,363.82
Step by Step Solution
- Step 1: Write the proportion equation
124,464.12 : 186,621.12 = 49,595.82 : x - Step 2: Convert to fraction form
124,464.12/186,621.12 = 49,595.82/x - Step 3: Cross multiply
124,464.12x = 186,621.12 × 49,595.82 - Step 4: Simplify right side
124,464.12x = 9,255,627,475.72 - Step 5: Solve for x
x = 9,255,627,475.72/124,464.12 - Step 6: Final answer
x = 74,363.82
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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.