Finding the Fourth Proportional to 101,326.08, 151,957.50 and 38,154.99
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Solution
The fourth proportional to 101,326.08, 151,957.50 and 38,154.99 is: 57,220.58
Step by Step Solution
- Step 1: Write the proportion equation
101,326.08 : 151,957.50 = 38,154.99 : x - Step 2: Convert to fraction form
101,326.08/151,957.50 = 38,154.99/x - Step 3: Cross multiply
101,326.08x = 151,957.50 × 38,154.99 - Step 4: Simplify right side
101,326.08x = 5,797,936,892.93 - Step 5: Solve for x
x = 5,797,936,892.93/101,326.08 - Step 6: Final answer
x = 57,220.58
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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.