Finding the Fourth Proportional to 147,868.18, 221,865.81 and 48,058.96
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Solution
The fourth proportional to 147,868.18, 221,865.81 and 48,058.96 is: 72,109.09
Step by Step Solution
- Step 1: Write the proportion equation
147,868.18 : 221,865.81 = 48,058.96 : x - Step 2: Convert to fraction form
147,868.18/221,865.81 = 48,058.96/x - Step 3: Cross multiply
147,868.18x = 221,865.81 × 48,058.96 - Step 4: Simplify right side
147,868.18x = 10,662,640,088.16 - Step 5: Solve for x
x = 10,662,640,088.16/147,868.18 - Step 6: Final answer
x = 72,109.09
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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.