Finding the Fourth Proportional to 73,246.17, 101,079.63 and 39,712.17
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Solution
The fourth proportional to 73,246.17, 101,079.63 and 39,712.17 is: 54,802.75
Step by Step Solution
- Step 1: Write the proportion equation
73,246.17 : 101,079.63 = 39,712.17 : x - Step 2: Convert to fraction form
73,246.17/101,079.63 = 39,712.17/x - Step 3: Cross multiply
73,246.17x = 101,079.63 × 39,712.17 - Step 4: Simplify right side
73,246.17x = 4,014,091,450.10 - Step 5: Solve for x
x = 4,014,091,450.10/73,246.17 - Step 6: Final answer
x = 54,802.75
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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.