Finding the Fourth Proportional to 68,799.24, 103,208.58 and 22,041.18
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Solution
The fourth proportional to 68,799.24, 103,208.58 and 22,041.18 is: 33,064.88
Step by Step Solution
- Step 1: Write the proportion equation
68,799.24 : 103,208.58 = 22,041.18 : x - Step 2: Convert to fraction form
68,799.24/103,208.58 = 22,041.18/x - Step 3: Cross multiply
68,799.24x = 103,208.58 × 22,041.18 - Step 4: Simplify right side
68,799.24x = 2,274,838,889.32 - Step 5: Solve for x
x = 2,274,838,889.32/68,799.24 - Step 6: Final answer
x = 33,064.88
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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.