Finding the Fourth Proportional to 97,897.80, 146,518.65 and 97,897.80
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Solution
The fourth proportional to 97,897.80, 146,518.65 and 97,897.80 is: 146,518.65
Step by Step Solution
- Step 1: Write the proportion equation
97,897.80 : 146,518.65 = 97,897.80 : x - Step 2: Convert to fraction form
97,897.80/146,518.65 = 97,897.80/x - Step 3: Cross multiply
97,897.80x = 146,518.65 × 97,897.80 - Step 4: Simplify right side
97,897.80x = 14,343,853,493.97 - Step 5: Solve for x
x = 14,343,853,493.97/97,897.80 - Step 6: Final answer
x = 146,518.65
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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.