Finding the Fourth Proportional to 97,211.10, 145,487.34 and 59,794.92
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Solution
The fourth proportional to 97,211.10, 145,487.34 and 59,794.92 is: 89,489.82
Step by Step Solution
- Step 1: Write the proportion equation
97,211.10 : 145,487.34 = 59,794.92 : x - Step 2: Convert to fraction form
97,211.10/145,487.34 = 59,794.92/x - Step 3: Cross multiply
97,211.10x = 145,487.34 × 59,794.92 - Step 4: Simplify right side
97,211.10x = 8,699,403,856.31 - Step 5: Solve for x
x = 8,699,403,856.31/97,211.10 - Step 6: Final answer
x = 89,489.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.