Finding the Fourth Proportional to 104,857.63, 157,354.08 and 38,292.19
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Solution
The fourth proportional to 104,857.63, 157,354.08 and 38,292.19 is: 57,462.98
Step by Step Solution
- Step 1: Write the proportion equation
104,857.63 : 157,354.08 = 38,292.19 : x - Step 2: Convert to fraction form
104,857.63/157,354.08 = 38,292.19/x - Step 3: Cross multiply
104,857.63x = 157,354.08 × 38,292.19 - Step 4: Simplify right side
104,857.63x = 6,025,432,328.64 - Step 5: Solve for x
x = 6,025,432,328.64/104,857.63 - Step 6: Final answer
x = 57,462.98
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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.