Finding the Fourth Proportional to 54,228,519.36, 74,835,940.50 and 29,782,233.36
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Solution
The fourth proportional to 54,228,519.36, 74,835,940.50 and 29,782,233.36 is: 41,099,802.65
Step by Step Solution
- Step 1: Write the proportion equation
54,228,519.36 : 74,835,940.50 = 29,782,233.36 : x - Step 2: Convert to fraction form
54,228,519.36/74,835,940.50 = 29,782,233.36/x - Step 3: Cross multiply
54,228,519.36x = 74,835,940.50 × 29,782,233.36 - Step 4: Simplify right side
54,228,519.36x = 2,228,781,443,686,075 - Step 5: Solve for x
x = 2,228,781,443,686,075/54,228,519.36 - Step 6: Final answer
x = 41,099,802.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.