Finding the Fourth Proportional to 75,924,338.16, 114,068,193.08 and 48,684,000.92
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Solution
The fourth proportional to 75,924,338.16, 114,068,193.08 and 48,684,000.92 is: 73,142,501.49
Step by Step Solution
- Step 1: Write the proportion equation
75,924,338.16 : 114,068,193.08 = 48,684,000.92 : x - Step 2: Convert to fraction form
75,924,338.16/114,068,193.08 = 48,684,000.92/x - Step 3: Cross multiply
75,924,338.16x = 114,068,193.08 × 48,684,000.92 - Step 4: Simplify right side
75,924,338.16x = 5,553,296,016,849,458 - Step 5: Solve for x
x = 5,553,296,016,849,458/75,924,338.16 - Step 6: Final answer
x = 73,142,501.49
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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.