Finding the Fourth Proportional to 135,529.02, 187,034.14 and 75,094.02
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Solution
The fourth proportional to 135,529.02, 187,034.14 and 75,094.02 is: 103,632.02
Step by Step Solution
- Step 1: Write the proportion equation
135,529.02 : 187,034.14 = 75,094.02 : x - Step 2: Convert to fraction form
135,529.02/187,034.14 = 75,094.02/x - Step 3: Cross multiply
135,529.02x = 187,034.14 × 75,094.02 - Step 4: Simplify right side
135,529.02x = 14,045,145,449.84 - Step 5: Solve for x
x = 14,045,145,449.84/135,529.02 - Step 6: Final answer
x = 103,632.02
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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.