Finding the Fourth Proportional to 252,855.24, 349,009.74 and 157,304.94
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Solution
The fourth proportional to 252,855.24, 349,009.74 and 157,304.94 is: 217,124.06
Step by Step Solution
- Step 1: Write the proportion equation
252,855.24 : 349,009.74 = 157,304.94 : x - Step 2: Convert to fraction form
252,855.24/349,009.74 = 157,304.94/x - Step 3: Cross multiply
252,855.24x = 349,009.74 × 157,304.94 - Step 4: Simplify right side
252,855.24x = 54,900,956,210.12 - Step 5: Solve for x
x = 54,900,956,210.12/252,855.24 - Step 6: Final answer
x = 217,124.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.