Finding the Fourth Proportional to 137,083.32, 205,629.03 and 37,242.99
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Solution
The fourth proportional to 137,083.32, 205,629.03 and 37,242.99 is: 55,865.59
Step by Step Solution
- Step 1: Write the proportion equation
137,083.32 : 205,629.03 = 37,242.99 : x - Step 2: Convert to fraction form
137,083.32/205,629.03 = 37,242.99/x - Step 3: Cross multiply
137,083.32x = 205,629.03 × 37,242.99 - Step 4: Simplify right side
137,083.32x = 7,658,239,908.00 - Step 5: Solve for x
x = 7,658,239,908.00/137,083.32 - Step 6: Final answer
x = 55,865.59
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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.