Finding the Fourth Proportional to 97,542,522.73, 134,612,562.59 and 53,491,101.49
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Solution
The fourth proportional to 97,542,522.73, 134,612,562.59 and 53,491,101.49 is: 73,819,848.47
Step by Step Solution
- Step 1: Write the proportion equation
97,542,522.73 : 134,612,562.59 = 53,491,101.49 : x - Step 2: Convert to fraction form
97,542,522.73/134,612,562.59 = 53,491,101.49/x - Step 3: Cross multiply
97,542,522.73x = 134,612,562.59 × 53,491,101.49 - Step 4: Simplify right side
97,542,522.73x = 7,200,574,247,330,668 - Step 5: Solve for x
x = 7,200,574,247,330,668/97,542,522.73 - Step 6: Final answer
x = 73,819,848.47
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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.