Finding the Fourth Proportional to 124,708.84, 187,036.50 and 35,945.80
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Solution
The fourth proportional to 124,708.84, 187,036.50 and 35,945.80 is: 53,910.99
Step by Step Solution
- Step 1: Write the proportion equation
124,708.84 : 187,036.50 = 35,945.80 : x - Step 2: Convert to fraction form
124,708.84/187,036.50 = 35,945.80/x - Step 3: Cross multiply
124,708.84x = 187,036.50 × 35,945.80 - Step 4: Simplify right side
124,708.84x = 6,723,176,621.70 - Step 5: Solve for x
x = 6,723,176,621.70/124,708.84 - Step 6: Final answer
x = 53,910.99
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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.