Finding the Fourth Proportional to 266,146.76, 367,356.66 and 153,005.96
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Solution
The fourth proportional to 266,146.76, 367,356.66 and 153,005.96 is: 211,190.84
Step by Step Solution
- Step 1: Write the proportion equation
266,146.76 : 367,356.66 = 153,005.96 : x - Step 2: Convert to fraction form
266,146.76/367,356.66 = 153,005.96/x - Step 3: Cross multiply
266,146.76x = 367,356.66 × 153,005.96 - Step 4: Simplify right side
266,146.76x = 56,207,758,425.69 - Step 5: Solve for x
x = 56,207,758,425.69/266,146.76 - Step 6: Final answer
x = 211,190.84
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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.