Finding the Fourth Proportional to 94,768.65, 130,781.73 and 52,327.08
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Solution
The fourth proportional to 94,768.65, 130,781.73 and 52,327.08 is: 72,211.92
Step by Step Solution
- Step 1: Write the proportion equation
94,768.65 : 130,781.73 = 52,327.08 : x - Step 2: Convert to fraction form
94,768.65/130,781.73 = 52,327.08/x - Step 3: Cross multiply
94,768.65x = 130,781.73 × 52,327.08 - Step 4: Simplify right side
94,768.65x = 6,843,426,048.25 - Step 5: Solve for x
x = 6,843,426,048.25/94,768.65 - Step 6: Final answer
x = 72,211.92
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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.