Finding the Fourth Proportional to 183,754.08, 253,562.98 and 103,163.13
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Solution
The fourth proportional to 183,754.08, 253,562.98 and 103,163.13 is: 142,355.20
Step by Step Solution
- Step 1: Write the proportion equation
183,754.08 : 253,562.98 = 103,163.13 : x - Step 2: Convert to fraction form
183,754.08/253,562.98 = 103,163.13/x - Step 3: Cross multiply
183,754.08x = 253,562.98 × 103,163.13 - Step 4: Simplify right side
183,754.08x = 26,158,348,885.30 - Step 5: Solve for x
x = 26,158,348,885.30/183,754.08 - Step 6: Final answer
x = 142,355.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.