Finding the Fourth Proportional to 104,670.10, 157,001.50 and 29,790.66
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Solution
The fourth proportional to 104,670.10, 157,001.50 and 29,790.66 is: 44,684.95
Step by Step Solution
- Step 1: Write the proportion equation
104,670.10 : 157,001.50 = 29,790.66 : x - Step 2: Convert to fraction form
104,670.10/157,001.50 = 29,790.66/x - Step 3: Cross multiply
104,670.10x = 157,001.50 × 29,790.66 - Step 4: Simplify right side
104,670.10x = 4,677,178,305.99 - Step 5: Solve for x
x = 4,677,178,305.99/104,670.10 - Step 6: Final answer
x = 44,684.95
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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.