Finding the Fourth Proportional to 176,713.13, 243,864.12 and 97,225.13
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Solution
The fourth proportional to 176,713.13, 243,864.12 and 97,225.13 is: 134,170.68
Step by Step Solution
- Step 1: Write the proportion equation
176,713.13 : 243,864.12 = 97,225.13 : x - Step 2: Convert to fraction form
176,713.13/243,864.12 = 97,225.13/x - Step 3: Cross multiply
176,713.13x = 243,864.12 × 97,225.13 - Step 4: Simplify right side
176,713.13x = 23,709,719,550.02 - Step 5: Solve for x
x = 23,709,719,550.02/176,713.13 - Step 6: Final answer
x = 134,170.68
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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.