Finding the Fourth Proportional to 214,983.36, 296,712.72 and 124,323.84
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Solution
The fourth proportional to 214,983.36, 296,712.72 and 124,323.84 is: 171,587.53
Step by Step Solution
- Step 1: Write the proportion equation
214,983.36 : 296,712.72 = 124,323.84 : x - Step 2: Convert to fraction form
214,983.36/296,712.72 = 124,323.84/x - Step 3: Cross multiply
214,983.36x = 296,712.72 × 124,323.84 - Step 4: Simplify right side
214,983.36x = 36,888,464,727.24 - Step 5: Solve for x
x = 36,888,464,727.24/214,983.36 - Step 6: Final answer
x = 171,587.53
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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.