Finding the Third Proportional to 97,777.13 and 139,470.19
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Solution
The third proportional to 97,777.13 and 139,470.19 is: 198,941.55
Step by Step Solution
- Step 1: Write the proportion equation
97,777.13 : 139,470.19 = 139,470.19 : x - Step 2: Convert to fraction form
97,777.13/139,470.19 = 139,470.19/x - Step 3: Cross multiply
97,777.13x = 139,470.19 × 139,470.19 - Step 4: Simplify right side
97,777.13x = 19,451,933,201.29 - Step 5: Solve for x
x = 19,451,933,201.29/97,777.13 - Step 6: Final answer
x = 198,941.55
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.