Finding the Fourth Proportional to 141,626.48, 212,281.16 and 108,482.49
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Solution
The fourth proportional to 141,626.48, 212,281.16 and 108,482.49 is: 162,602.28
Step by Step Solution
- Step 1: Write the proportion equation
141,626.48 : 212,281.16 = 108,482.49 : x - Step 2: Convert to fraction form
141,626.48/212,281.16 = 108,482.49/x - Step 3: Cross multiply
141,626.48x = 212,281.16 × 108,482.49 - Step 4: Simplify right side
141,626.48x = 23,028,788,274.48 - Step 5: Solve for x
x = 23,028,788,274.48/141,626.48 - Step 6: Final answer
x = 162,602.28
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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.