Finding the Fourth Proportional to 204,032.55, 305,747.49 and 98,726.07
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Solution
The fourth proportional to 204,032.55, 305,747.49 and 98,726.07 is: 147,943.30
Step by Step Solution
- Step 1: Write the proportion equation
204,032.55 : 305,747.49 = 98,726.07 : x - Step 2: Convert to fraction form
204,032.55/305,747.49 = 98,726.07/x - Step 3: Cross multiply
204,032.55x = 305,747.49 × 98,726.07 - Step 4: Simplify right side
204,032.55x = 30,185,248,100.06 - Step 5: Solve for x
x = 30,185,248,100.06/204,032.55 - Step 6: Final answer
x = 147,943.30
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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.