Finding the Fourth Proportional to 106,240,467.12, 146,612,148.27 and 61,595,115.54
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Solution
The fourth proportional to 106,240,467.12, 146,612,148.27 and 61,595,115.54 is: 85,001,435.49
Step by Step Solution
- Step 1: Write the proportion equation
106,240,467.12 : 146,612,148.27 = 61,595,115.54 : x - Step 2: Convert to fraction form
106,240,467.12/146,612,148.27 = 61,595,115.54/x - Step 3: Cross multiply
106,240,467.12x = 146,612,148.27 × 61,595,115.54 - Step 4: Simplify right side
106,240,467.12x = 9,030,592,212,258,262 - Step 5: Solve for x
x = 9,030,592,212,258,262/106,240,467.12 - Step 6: Final answer
x = 85,001,435.49
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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.