Finding the Fourth Proportional to 214,809.66, 296,476.14 and 124,153.08
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Solution
The fourth proportional to 214,809.66, 296,476.14 and 124,153.08 is: 171,353.68
Step by Step Solution
- Step 1: Write the proportion equation
214,809.66 : 296,476.14 = 124,153.08 : x - Step 2: Convert to fraction form
214,809.66/296,476.14 = 124,153.08/x - Step 3: Cross multiply
214,809.66x = 296,476.14 × 124,153.08 - Step 4: Simplify right side
214,809.66x = 36,808,425,927.51 - Step 5: Solve for x
x = 36,808,425,927.51/214,809.66 - Step 6: Final answer
x = 171,353.68
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1.5x scale
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.