Finding the Fourth Proportional to 102,624,828.32, 141,568,570.08 and 63,454,083.68
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Solution
The fourth proportional to 102,624,828.32, 141,568,570.08 and 63,454,083.68 is: 87,533,436.49
Step by Step Solution
- Step 1: Write the proportion equation
102,624,828.32 : 141,568,570.08 = 63,454,083.68 : x - Step 2: Convert to fraction form
102,624,828.32/141,568,570.08 = 63,454,083.68/x - Step 3: Cross multiply
102,624,828.32x = 141,568,570.08 × 63,454,083.68 - Step 4: Simplify right side
102,624,828.32x = 8,983,103,892,314,265 - Step 5: Solve for x
x = 8,983,103,892,314,265/102,624,828.32 - Step 6: Final answer
x = 87,533,436.49
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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.