Finding the Fourth Proportional to 101,629.08, 152,474.40 and 49,028.76
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Solution
The fourth proportional to 101,629.08, 152,474.40 and 49,028.76 is: 73,557.99
Step by Step Solution
- Step 1: Write the proportion equation
101,629.08 : 152,474.40 = 49,028.76 : x - Step 2: Convert to fraction form
101,629.08/152,474.40 = 49,028.76/x - Step 3: Cross multiply
101,629.08x = 152,474.40 × 49,028.76 - Step 4: Simplify right side
101,629.08x = 7,475,630,763.74 - Step 5: Solve for x
x = 7,475,630,763.74/101,629.08 - Step 6: Final answer
x = 73,557.99
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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.