Finding the Fourth Proportional to 132,124.87, 198,070.65 and 101,098.63
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Solution
The fourth proportional to 132,124.87, 198,070.65 and 101,098.63 is: 151,558.68
Step by Step Solution
- Step 1: Write the proportion equation
132,124.87 : 198,070.65 = 101,098.63 : x - Step 2: Convert to fraction form
132,124.87/198,070.65 = 101,098.63/x - Step 3: Cross multiply
132,124.87x = 198,070.65 × 101,098.63 - Step 4: Simplify right side
132,124.87x = 20,024,671,358.21 - Step 5: Solve for x
x = 20,024,671,358.21/132,124.87 - Step 6: Final answer
x = 151,558.68
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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.