Finding the Fourth Proportional to 160,795.53, 221,693.91 and 114,909.99
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Solution
The fourth proportional to 160,795.53, 221,693.91 and 114,909.99 is: 158,430.06
Step by Step Solution
- Step 1: Write the proportion equation
160,795.53 : 221,693.91 = 114,909.99 : x - Step 2: Convert to fraction form
160,795.53/221,693.91 = 114,909.99/x - Step 3: Cross multiply
160,795.53x = 221,693.91 × 114,909.99 - Step 4: Simplify right side
160,795.53x = 25,474,845,612.29 - Step 5: Solve for x
x = 25,474,845,612.29/160,795.53 - Step 6: Final answer
x = 158,430.06
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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.