Finding the Fourth Proportional to 88,652.68, 132,953.10 and 73,031.56
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Solution
The fourth proportional to 88,652.68, 132,953.10 and 73,031.56 is: 109,525.99
Step by Step Solution
- Step 1: Write the proportion equation
88,652.68 : 132,953.10 = 73,031.56 : x - Step 2: Convert to fraction form
88,652.68/132,953.10 = 73,031.56/x - Step 3: Cross multiply
88,652.68x = 132,953.10 × 73,031.56 - Step 4: Simplify right side
88,652.68x = 9,709,772,299.84 - Step 5: Solve for x
x = 9,709,772,299.84/88,652.68 - Step 6: Final answer
x = 109,525.99
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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.