Finding the Fourth Proportional to 292,170.99, 438,453.32 and 114,657.06
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Solution
The fourth proportional to 292,170.99, 438,453.32 and 114,657.06 is: 172,062.83
Step by Step Solution
- Step 1: Write the proportion equation
292,170.99 : 438,453.32 = 114,657.06 : x - Step 2: Convert to fraction form
292,170.99/438,453.32 = 114,657.06/x - Step 3: Cross multiply
292,170.99x = 438,453.32 × 114,657.06 - Step 4: Simplify right side
292,170.99x = 50,271,768,045.15 - Step 5: Solve for x
x = 50,271,768,045.15/292,170.99 - Step 6: Final answer
x = 172,062.83
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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.