Finding the Fourth Proportional to 97,624,022.73, 134,687,782.77 and 55,778,063.15
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Solution
The fourth proportional to 97,624,022.73, 134,687,782.77 and 55,778,063.15 is: 76,954,661.80
Step by Step Solution
- Step 1: Write the proportion equation
97,624,022.73 : 134,687,782.77 = 55,778,063.15 : x - Step 2: Convert to fraction form
97,624,022.73/134,687,782.77 = 55,778,063.15/x - Step 3: Cross multiply
97,624,022.73x = 134,687,782.77 × 55,778,063.15 - Step 4: Simplify right side
97,624,022.73x = 7,512,623,652,878,542 - Step 5: Solve for x
x = 7,512,623,652,878,542/97,624,022.73 - Step 6: Final answer
x = 76,954,661.80
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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.