Finding the Fourth Proportional to 169,538.68, 233,972.58 and 94,088.80
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Solution
The fourth proportional to 169,538.68, 233,972.58 and 94,088.80 is: 129,847.65
Step by Step Solution
- Step 1: Write the proportion equation
169,538.68 : 233,972.58 = 94,088.80 : x - Step 2: Convert to fraction form
169,538.68/233,972.58 = 94,088.80/x - Step 3: Cross multiply
169,538.68x = 233,972.58 × 94,088.80 - Step 4: Simplify right side
169,538.68x = 22,014,199,285.10 - Step 5: Solve for x
x = 22,014,199,285.10/169,538.68 - Step 6: Final answer
x = 129,847.65
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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.