Finding the Fourth Proportional to 87,827,093.66, 121,202,106.90 and 48,669,524.48
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Solution
The fourth proportional to 87,827,093.66, 121,202,106.90 and 48,669,524.48 is: 67,164,341.47
Step by Step Solution
- Step 1: Write the proportion equation
87,827,093.66 : 121,202,106.90 = 48,669,524.48 : x - Step 2: Convert to fraction form
87,827,093.66/121,202,106.90 = 48,669,524.48/x - Step 3: Cross multiply
87,827,093.66x = 121,202,106.90 × 48,669,524.48 - Step 4: Simplify right side
87,827,093.66x = 5,898,848,908,797,127 - Step 5: Solve for x
x = 5,898,848,908,797,127/87,827,093.66 - Step 6: Final answer
x = 67,164,341.47
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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.