Finding the Fourth Proportional to 104,134,172.67, 143,706,324.99 and 59,486,055.09
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Solution
The fourth proportional to 104,134,172.67, 143,706,324.99 and 59,486,055.09 is: 82,091,422.50
Step by Step Solution
- Step 1: Write the proportion equation
104,134,172.67 : 143,706,324.99 = 59,486,055.09 : x - Step 2: Convert to fraction form
104,134,172.67/143,706,324.99 = 59,486,055.09/x - Step 3: Cross multiply
104,134,172.67x = 143,706,324.99 × 59,486,055.09 - Step 4: Simplify right side
104,134,172.67x = 8,548,522,365,127,043 - Step 5: Solve for x
x = 8,548,522,365,127,043/104,134,172.67 - Step 6: Final answer
x = 82,091,422.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.