Finding the Third Proportional to 70,372.13 and 103,703.63
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Solution
The third proportional to 70,372.13 and 103,703.63 is: 152,822.47
Step by Step Solution
- Step 1: Write the proportion equation
70,372.13 : 103,703.63 = 103,703.63 : x - Step 2: Convert to fraction form
70,372.13/103,703.63 = 103,703.63/x - Step 3: Cross multiply
70,372.13x = 103,703.63 × 103,703.63 - Step 4: Simplify right side
70,372.13x = 10,754,441,838.14 - Step 5: Solve for x
x = 10,754,441,838.14/70,372.13 - Step 6: Final answer
x = 152,822.47
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.