Finding the Fourth Proportional to 54,269,541.99, 81,412,579.85 and 33,782,688.27
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Solution
The fourth proportional to 54,269,541.99, 81,412,579.85 and 33,782,688.27 is: 50,679,178.51
Step by Step Solution
- Step 1: Write the proportion equation
54,269,541.99 : 81,412,579.85 = 33,782,688.27 : x - Step 2: Convert to fraction form
54,269,541.99/81,412,579.85 = 33,782,688.27/x - Step 3: Cross multiply
54,269,541.99x = 81,412,579.85 × 33,782,688.27 - Step 4: Simplify right side
54,269,541.99x = 2,750,335,806,160,120 - Step 5: Solve for x
x = 2,750,335,806,160,120/54,269,541.99 - Step 6: Final answer
x = 50,679,178.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.