Finding the Fourth Proportional to 127,573.44, 176,050.08 and 70,983.84
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Solution
The fourth proportional to 127,573.44, 176,050.08 and 70,983.84 is: 97,956.99
Step by Step Solution
- Step 1: Write the proportion equation
127,573.44 : 176,050.08 = 70,983.84 : x - Step 2: Convert to fraction form
127,573.44/176,050.08 = 70,983.84/x - Step 3: Cross multiply
127,573.44x = 176,050.08 × 70,983.84 - Step 4: Simplify right side
127,573.44x = 12,496,710,710.71 - Step 5: Solve for x
x = 12,496,710,710.71/127,573.44 - Step 6: Final answer
x = 97,956.99
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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.