Finding the Fourth Proportional to 118,546.44, 163,604.99 and 70,798.76
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Solution
The fourth proportional to 118,546.44, 163,604.99 and 70,798.76 is: 97,708.80
Step by Step Solution
- Step 1: Write the proportion equation
118,546.44 : 163,604.99 = 70,798.76 : x - Step 2: Convert to fraction form
118,546.44/163,604.99 = 70,798.76/x - Step 3: Cross multiply
118,546.44x = 163,604.99 × 70,798.76 - Step 4: Simplify right side
118,546.44x = 11,583,030,195.18 - Step 5: Solve for x
x = 11,583,030,195.18/118,546.44 - Step 6: Final answer
x = 97,708.80
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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.