Finding the Fourth Proportional to 176,561.76, 243,655.02 and 95,989.08
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Solution
The fourth proportional to 176,561.76, 243,655.02 and 95,989.08 is: 132,464.82
Step by Step Solution
- Step 1: Write the proportion equation
176,561.76 : 243,655.02 = 95,989.08 : x - Step 2: Convert to fraction form
176,561.76/243,655.02 = 95,989.08/x - Step 3: Cross multiply
176,561.76x = 243,655.02 × 95,989.08 - Step 4: Simplify right side
176,561.76x = 23,388,221,207.18 - Step 5: Solve for x
x = 23,388,221,207.18/176,561.76 - Step 6: Final answer
x = 132,464.82
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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.