Finding the Fourth Proportional to 201,643.34, 302,651.82 and 101,873.84
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Solution
The fourth proportional to 201,643.34, 302,651.82 and 101,873.84 is: 152,905.14
Step by Step Solution
- Step 1: Write the proportion equation
201,643.34 : 302,651.82 = 101,873.84 : x - Step 2: Convert to fraction form
201,643.34/302,651.82 = 101,873.84/x - Step 3: Cross multiply
201,643.34x = 302,651.82 × 101,873.84 - Step 4: Simplify right side
201,643.34x = 30,832,301,573.13 - Step 5: Solve for x
x = 30,832,301,573.13/201,643.34 - Step 6: Final answer
x = 152,905.14
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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.