Finding the Fourth Proportional to 166,552.09, 249,717.16 and 91,707.48
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Solution
The fourth proportional to 166,552.09, 249,717.16 and 91,707.48 is: 137,500.11
Step by Step Solution
- Step 1: Write the proportion equation
166,552.09 : 249,717.16 = 91,707.48 : x - Step 2: Convert to fraction form
166,552.09/249,717.16 = 91,707.48/x - Step 3: Cross multiply
166,552.09x = 249,717.16 × 91,707.48 - Step 4: Simplify right side
166,552.09x = 22,900,931,456.36 - Step 5: Solve for x
x = 22,900,931,456.36/166,552.09 - Step 6: Final answer
x = 137,500.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.