Finding the Fourth Proportional to 374,094.80, 561,144.36 and 124,776.08
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Solution
The fourth proportional to 374,094.80, 561,144.36 and 124,776.08 is: 187,164.84
Step by Step Solution
- Step 1: Write the proportion equation
374,094.80 : 561,144.36 = 124,776.08 : x - Step 2: Convert to fraction form
374,094.80/561,144.36 = 124,776.08/x - Step 3: Cross multiply
374,094.80x = 561,144.36 × 124,776.08 - Step 4: Simplify right side
374,094.80x = 70,017,393,554.91 - Step 5: Solve for x
x = 70,017,393,554.91/374,094.80 - Step 6: Final answer
x = 187,164.84
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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.