Finding the Fourth Proportional to 301,725.14, 452,646.09 and 102,078.09
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Solution
The fourth proportional to 301,725.14, 452,646.09 and 102,078.09 is: 153,136.89
Step by Step Solution
- Step 1: Write the proportion equation
301,725.14 : 452,646.09 = 102,078.09 : x - Step 2: Convert to fraction form
301,725.14/452,646.09 = 102,078.09/x - Step 3: Cross multiply
301,725.14x = 452,646.09 × 102,078.09 - Step 4: Simplify right side
301,725.14x = 46,205,248,313.17 - Step 5: Solve for x
x = 46,205,248,313.17/301,725.14 - Step 6: Final answer
x = 153,136.89
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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.