Finding the Fourth Proportional to 124,902.33, 187,332.98 and 53,805.68
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Solution
The fourth proportional to 124,902.33, 187,332.98 and 53,805.68 is: 80,699.68
Step by Step Solution
- Step 1: Write the proportion equation
124,902.33 : 187,332.98 = 53,805.68 : x - Step 2: Convert to fraction form
124,902.33/187,332.98 = 53,805.68/x - Step 3: Cross multiply
124,902.33x = 187,332.98 × 53,805.68 - Step 4: Simplify right side
124,902.33x = 10,079,578,574.63 - Step 5: Solve for x
x = 10,079,578,574.63/124,902.33 - Step 6: Final answer
x = 80,699.68
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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.