Finding the Fourth Proportional to 88,543,586.24, 132,542,973.53 and 57,771,906.56
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Solution
The fourth proportional to 88,543,586.24, 132,542,973.53 and 57,771,906.56 is: 86,480,123.60
Step by Step Solution
- Step 1: Write the proportion equation
88,543,586.24 : 132,542,973.53 = 57,771,906.56 : x - Step 2: Convert to fraction form
88,543,586.24/132,542,973.53 = 57,771,906.56/x - Step 3: Cross multiply
88,543,586.24x = 132,542,973.53 × 57,771,906.56 - Step 4: Simplify right side
88,543,586.24x = 7,657,260,281,670,854 - Step 5: Solve for x
x = 7,657,260,281,670,854/88,543,586.24 - Step 6: Final answer
x = 86,480,123.60
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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.