Finding the Fourth Proportional to 87,953,625.06, 121,375,955.53 and 48,261,416.43
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Solution
The fourth proportional to 87,953,625.06, 121,375,955.53 and 48,261,416.43 is: 66,600,728.85
Step by Step Solution
- Step 1: Write the proportion equation
87,953,625.06 : 121,375,955.53 = 48,261,416.43 : x - Step 2: Convert to fraction form
87,953,625.06/121,375,955.53 = 48,261,416.43/x - Step 3: Cross multiply
87,953,625.06x = 121,375,955.53 × 48,261,416.43 - Step 4: Simplify right side
87,953,625.06x = 5,857,775,533,574,304 - Step 5: Solve for x
x = 5,857,775,533,574,304/87,953,625.06 - Step 6: Final answer
x = 66,600,728.85
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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.