Finding the Fourth Proportional to 169,000.57, 233,232.65 and 93,553.93
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Solution
The fourth proportional to 169,000.57, 233,232.65 and 93,553.93 is: 129,110.99
Step by Step Solution
- Step 1: Write the proportion equation
169,000.57 : 233,232.65 = 93,553.93 : x - Step 2: Convert to fraction form
169,000.57/233,232.65 = 93,553.93/x - Step 3: Cross multiply
169,000.57x = 233,232.65 × 93,553.93 - Step 4: Simplify right side
169,000.57x = 21,819,831,011.81 - Step 5: Solve for x
x = 21,819,831,011.81/169,000.57 - Step 6: Final answer
x = 129,110.99
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1.5x scale
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.