Finding the Fourth Proportional to 52,713,338.20, 72,706,906.62 and 48,376,430.68
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Solution
The fourth proportional to 52,713,338.20, 72,706,906.62 and 48,376,430.68 is: 66,725,059.50
Step by Step Solution
- Step 1: Write the proportion equation
52,713,338.20 : 72,706,906.62 = 48,376,430.68 : x - Step 2: Convert to fraction form
52,713,338.20/72,706,906.62 = 48,376,430.68/x - Step 3: Cross multiply
52,713,338.20x = 72,706,906.62 × 48,376,430.68 - Step 4: Simplify right side
52,713,338.20x = 3,517,300,628,059,663.50 - Step 5: Solve for x
x = 3,517,300,628,059,663.50/52,713,338.20 - Step 6: Final answer
x = 66,725,059.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.