Finding the Fourth Proportional to 171,957.33, 237,416.76 and 131,598.99
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Solution
The fourth proportional to 171,957.33, 237,416.76 and 131,598.99 is: 181,695.11
Step by Step Solution
- Step 1: Write the proportion equation
171,957.33 : 237,416.76 = 131,598.99 : x - Step 2: Convert to fraction form
171,957.33/237,416.76 = 131,598.99/x - Step 3: Cross multiply
171,957.33x = 237,416.76 × 131,598.99 - Step 4: Simplify right side
171,957.33x = 31,243,805,825.07 - Step 5: Solve for x
x = 31,243,805,825.07/171,957.33 - Step 6: Final answer
x = 181,695.11
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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.