Finding the Fourth Proportional to 88,955.84, 122,859.84 and 60,612.32
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Solution
The fourth proportional to 88,955.84, 122,859.84 and 60,612.32 is: 83,713.67
Step by Step Solution
- Step 1: Write the proportion equation
88,955.84 : 122,859.84 = 60,612.32 : x - Step 2: Convert to fraction form
88,955.84/122,859.84 = 60,612.32/x - Step 3: Cross multiply
88,955.84x = 122,859.84 × 60,612.32 - Step 4: Simplify right side
88,955.84x = 7,446,819,937.23 - Step 5: Solve for x
x = 7,446,819,937.23/88,955.84 - Step 6: Final answer
x = 83,713.67
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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.