Finding the Fourth Proportional to 106,848.96, 148,125.86 and 101,160.94
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Solution
The fourth proportional to 106,848.96, 148,125.86 and 101,160.94 is: 140,240.50
Step by Step Solution
- Step 1: Write the proportion equation
106,848.96 : 148,125.86 = 101,160.94 : x - Step 2: Convert to fraction form
106,848.96/148,125.86 = 101,160.94/x - Step 3: Cross multiply
106,848.96x = 148,125.86 × 101,160.94 - Step 4: Simplify right side
106,848.96x = 14,984,551,235.91 - Step 5: Solve for x
x = 14,984,551,235.91/106,848.96 - Step 6: Final answer
x = 140,240.50
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.