Finding the Fourth Proportional to 157,254.63, 235,883.76 and 38,926.99
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Solution
The fourth proportional to 157,254.63, 235,883.76 and 38,926.99 is: 58,390.93
Step by Step Solution
- Step 1: Write the proportion equation
157,254.63 : 235,883.76 = 38,926.99 : x - Step 2: Convert to fraction form
157,254.63/235,883.76 = 38,926.99/x - Step 3: Cross multiply
157,254.63x = 235,883.76 × 38,926.99 - Step 4: Simplify right side
157,254.63x = 9,182,244,766.68 - Step 5: Solve for x
x = 9,182,244,766.68/157,254.63 - Step 6: Final answer
x = 58,390.93
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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.