Finding the Fourth Proportional to 124,926.97, 187,403.58 and 40,693.70
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Solution
The fourth proportional to 124,926.97, 187,403.58 and 40,693.70 is: 61,044.83
Step by Step Solution
- Step 1: Write the proportion equation
124,926.97 : 187,403.58 = 40,693.70 : x - Step 2: Convert to fraction form
124,926.97/187,403.58 = 40,693.70/x - Step 3: Cross multiply
124,926.97x = 187,403.58 × 40,693.70 - Step 4: Simplify right side
124,926.97x = 7,626,145,063.45 - Step 5: Solve for x
x = 7,626,145,063.45/124,926.97 - Step 6: Final answer
x = 61,044.83
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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.