Finding the Fourth Proportional to 96,775,103.60, 145,162,655.40 and 48,402,162.80
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Solution
The fourth proportional to 96,775,103.60, 145,162,655.40 and 48,402,162.80 is: 72,603,244.20
Step by Step Solution
- Step 1: Write the proportion equation
96,775,103.60 : 145,162,655.40 = 48,402,162.80 : x - Step 2: Convert to fraction form
96,775,103.60/145,162,655.40 = 48,402,162.80/x - Step 3: Cross multiply
96,775,103.60x = 145,162,655.40 × 48,402,162.80 - Step 4: Simplify right side
96,775,103.60x = 7,026,186,479,151,099 - Step 5: Solve for x
x = 7,026,186,479,151,099/96,775,103.60 - Step 6: Final answer
x = 72,603,244.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.