Finding the Fourth Proportional to 168,569.16, 232,671.78 and 104,868.96
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Solution
The fourth proportional to 168,569.16, 232,671.78 and 104,868.96 is: 144,747.99
Step by Step Solution
- Step 1: Write the proportion equation
168,569.16 : 232,671.78 = 104,868.96 : x - Step 2: Convert to fraction form
168,569.16/232,671.78 = 104,868.96/x - Step 3: Cross multiply
168,569.16x = 232,671.78 × 104,868.96 - Step 4: Simplify right side
168,569.16x = 24,400,047,589.95 - Step 5: Solve for x
x = 24,400,047,589.95/168,569.16 - Step 6: Final answer
x = 144,747.99
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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.