Finding the Fourth Proportional to 70,961,361.24, 97,926,494.54 and 39,599,080.94
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Solution
The fourth proportional to 70,961,361.24, 97,926,494.54 and 39,599,080.94 is: 54,646,629.03
Step by Step Solution
- Step 1: Write the proportion equation
70,961,361.24 : 97,926,494.54 = 39,599,080.94 : x - Step 2: Convert to fraction form
70,961,361.24/97,926,494.54 = 39,599,080.94/x - Step 3: Cross multiply
70,961,361.24x = 97,926,494.54 × 39,599,080.94 - Step 4: Simplify right side
70,961,361.24x = 3,877,799,183,459,928 - Step 5: Solve for x
x = 3,877,799,183,459,928/70,961,361.24 - Step 6: Final answer
x = 54,646,629.03
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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.