Finding the Fourth Proportional to 107,177.37, 160,528.51 and 73,362.70
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Solution
The fourth proportional to 107,177.37, 160,528.51 and 73,362.70 is: 109,881.45
Step by Step Solution
- Step 1: Write the proportion equation
107,177.37 : 160,528.51 = 73,362.70 : x - Step 2: Convert to fraction form
107,177.37/160,528.51 = 73,362.70/x - Step 3: Cross multiply
107,177.37x = 160,528.51 × 73,362.70 - Step 4: Simplify right side
107,177.37x = 11,776,804,920.58 - Step 5: Solve for x
x = 11,776,804,920.58/107,177.37 - Step 6: Final answer
x = 109,881.45
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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.