Finding the Fourth Proportional to 185,542.96, 256,032.36 and 104,977.84
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Solution
The fourth proportional to 185,542.96, 256,032.36 and 104,977.84 is: 144,859.84
Step by Step Solution
- Step 1: Write the proportion equation
185,542.96 : 256,032.36 = 104,977.84 : x - Step 2: Convert to fraction form
185,542.96/256,032.36 = 104,977.84/x - Step 3: Cross multiply
185,542.96x = 256,032.36 × 104,977.84 - Step 4: Simplify right side
185,542.96x = 26,877,724,122.90 - Step 5: Solve for x
x = 26,877,724,122.90/185,542.96 - Step 6: Final answer
x = 144,859.84
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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.