Finding the Fourth Proportional to 48,749,278.50, 73,106,959.41 and 19,594,462.05
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Solution
The fourth proportional to 48,749,278.50, 73,106,959.41 and 19,594,462.05 is: 29,384,876.78
Step by Step Solution
- Step 1: Write the proportion equation
48,749,278.50 : 73,106,959.41 = 19,594,462.05 : x - Step 2: Convert to fraction form
48,749,278.50/73,106,959.41 = 19,594,462.05/x - Step 3: Cross multiply
48,749,278.50x = 73,106,959.41 × 19,594,462.05 - Step 4: Simplify right side
48,749,278.50x = 1,432,491,541,750,135.25 - Step 5: Solve for x
x = 1,432,491,541,750,135.25/48,749,278.50 - Step 6: Final answer
x = 29,384,876.78
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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.