Finding the Fourth Proportional to 95,270.42, 142,781.05 and 39,044.70
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Solution
The fourth proportional to 95,270.42, 142,781.05 and 39,044.70 is: 58,515.99
Step by Step Solution
- Step 1: Write the proportion equation
95,270.42 : 142,781.05 = 39,044.70 : x - Step 2: Convert to fraction form
95,270.42/142,781.05 = 39,044.70/x - Step 3: Cross multiply
95,270.42x = 142,781.05 × 39,044.70 - Step 4: Simplify right side
95,270.42x = 5,574,842,353.81 - Step 5: Solve for x
x = 5,574,842,353.81/95,270.42 - Step 6: Final answer
x = 58,515.99
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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.