Finding the Fourth Proportional to 82,944,304.80, 124,416,457.20 and 62,341,015.20
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Solution
The fourth proportional to 82,944,304.80, 124,416,457.20 and 62,341,015.20 is: 93,511,522.80
Step by Step Solution
- Step 1: Write the proportion equation
82,944,304.80 : 124,416,457.20 = 62,341,015.20 : x - Step 2: Convert to fraction form
82,944,304.80/124,416,457.20 = 62,341,015.20/x - Step 3: Cross multiply
82,944,304.80x = 124,416,457.20 × 62,341,015.20 - Step 4: Simplify right side
82,944,304.80x = 7,756,248,249,435,350 - Step 5: Solve for x
x = 7,756,248,249,435,350/82,944,304.80 - Step 6: Final answer
x = 93,511,522.80
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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.