Finding the Fourth Proportional to 96,774,118.40, 145,173,619.20 and 48,276,761.60
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Solution
The fourth proportional to 96,774,118.40, 145,173,619.20 and 48,276,761.60 is: 72,421,349.02
Step by Step Solution
- Step 1: Write the proportion equation
96,774,118.40 : 145,173,619.20 = 48,276,761.60 : x - Step 2: Convert to fraction form
96,774,118.40/145,173,619.20 = 48,276,761.60/x - Step 3: Cross multiply
96,774,118.40x = 145,173,619.20 × 48,276,761.60 - Step 4: Simplify right side
96,774,118.40x = 7,008,512,204,727,582 - Step 5: Solve for x
x = 7,008,512,204,727,582/96,774,118.40 - Step 6: Final answer
x = 72,421,349.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.