Finding the Fourth Proportional to 124,160.93, 171,342.84 and 67,572.89
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Solution
The fourth proportional to 124,160.93, 171,342.84 and 67,572.89 is: 93,250.99
Step by Step Solution
- Step 1: Write the proportion equation
124,160.93 : 171,342.84 = 67,572.89 : x - Step 2: Convert to fraction form
124,160.93/171,342.84 = 67,572.89/x - Step 3: Cross multiply
124,160.93x = 171,342.84 × 67,572.89 - Step 4: Simplify right side
124,160.93x = 11,578,129,685.03 - Step 5: Solve for x
x = 11,578,129,685.03/124,160.93 - Step 6: Final answer
x = 93,250.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.