Finding the Fourth Proportional to 165,924.99, 248,924.34 and 47,587.23
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Solution
The fourth proportional to 165,924.99, 248,924.34 and 47,587.23 is: 71,391.42
Step by Step Solution
- Step 1: Write the proportion equation
165,924.99 : 248,924.34 = 47,587.23 : x - Step 2: Convert to fraction form
165,924.99/248,924.34 = 47,587.23/x - Step 3: Cross multiply
165,924.99x = 248,924.34 × 47,587.23 - Step 4: Simplify right side
165,924.99x = 11,845,619,820.18 - Step 5: Solve for x
x = 11,845,619,820.18/165,924.99 - Step 6: Final answer
x = 71,391.42
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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.