Finding the Fourth Proportional to 88,282,302.96, 132,421,908.96 and 39,725,790.24
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Solution
The fourth proportional to 88,282,302.96, 132,421,908.96 and 39,725,790.24 is: 59,587,989.92
Step by Step Solution
- Step 1: Write the proportion equation
88,282,302.96 : 132,421,908.96 = 39,725,790.24 : x - Step 2: Convert to fraction form
88,282,302.96/132,421,908.96 = 39,725,790.24/x - Step 3: Cross multiply
88,282,302.96x = 132,421,908.96 × 39,725,790.24 - Step 4: Simplify right side
88,282,302.96x = 5,260,564,978,525,337 - Step 5: Solve for x
x = 5,260,564,978,525,337/88,282,302.96 - Step 6: Final answer
x = 59,587,989.92
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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.