Finding the Fourth Proportional to 224,534.63, 336,855.86 and 74,776.26
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Solution
The fourth proportional to 224,534.63, 336,855.86 and 74,776.26 is: 112,182.35
Step by Step Solution
- Step 1: Write the proportion equation
224,534.63 : 336,855.86 = 74,776.26 : x - Step 2: Convert to fraction form
224,534.63/336,855.86 = 74,776.26/x - Step 3: Cross multiply
224,534.63x = 336,855.86 × 74,776.26 - Step 4: Simplify right side
224,534.63x = 25,188,822,960.24 - Step 5: Solve for x
x = 25,188,822,960.24/224,534.63 - Step 6: Final answer
x = 112,182.35
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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.