Finding the Fourth Proportional to 96,829,915.14, 133,624,419.66 and 52,776,911.70
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Solution
The fourth proportional to 96,829,915.14, 133,624,419.66 and 52,776,911.70 is: 72,831,667.64
Step by Step Solution
- Step 1: Write the proportion equation
96,829,915.14 : 133,624,419.66 = 52,776,911.70 : x - Step 2: Convert to fraction form
96,829,915.14/133,624,419.66 = 52,776,911.70/x - Step 3: Cross multiply
96,829,915.14x = 133,624,419.66 × 52,776,911.70 - Step 4: Simplify right side
96,829,915.14x = 7,052,284,197,359,564 - Step 5: Solve for x
x = 7,052,284,197,359,564/96,829,915.14 - Step 6: Final answer
x = 72,831,667.64
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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.