Finding the Fourth Proportional to 42,120,560.80, 58,125,330.66 and 23,534,560
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Solution
The fourth proportional to 42,120,560.80, 58,125,330.66 and 23,534,560 is: 32,477,109.89
Step by Step Solution
- Step 1: Write the proportion equation
42,120,560.80 : 58,125,330.66 = 23,534,560 : x - Step 2: Convert to fraction form
42,120,560.80/58,125,330.66 = 23,534,560/x - Step 3: Cross multiply
42,120,560.80x = 58,125,330.66 × 23,534,560 - Step 4: Simplify right side
42,120,560.80x = 1,367,954,081,937,609.50 - Step 5: Solve for x
x = 1,367,954,081,937,609.50/42,120,560.80 - Step 6: Final answer
x = 32,477,109.89
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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.