Finding the Fourth Proportional to 96,408,456.64, 133,043,258.61 and 52,355,147.02
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Solution
The fourth proportional to 96,408,456.64, 133,043,258.61 and 52,355,147.02 is: 72,249,879.39
Step by Step Solution
- Step 1: Write the proportion equation
96,408,456.64 : 133,043,258.61 = 52,355,147.02 : x - Step 2: Convert to fraction form
96,408,456.64/133,043,258.61 = 52,355,147.02/x - Step 3: Cross multiply
96,408,456.64x = 133,043,258.61 × 52,355,147.02 - Step 4: Simplify right side
96,408,456.64x = 6,965,499,364,546,431 - Step 5: Solve for x
x = 6,965,499,364,546,431/96,408,456.64 - Step 6: Final answer
x = 72,249,879.39
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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.