Finding the Fourth Proportional to 97,502,364.75, 134,553,282.81 and 54,042,300.75
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Solution
The fourth proportional to 97,502,364.75, 134,553,282.81 and 54,042,300.75 is: 74,578,385.82
Step by Step Solution
- Step 1: Write the proportion equation
97,502,364.75 : 134,553,282.81 = 54,042,300.75 : x - Step 2: Convert to fraction form
97,502,364.75/134,553,282.81 = 54,042,300.75/x - Step 3: Cross multiply
97,502,364.75x = 134,553,282.81 × 54,042,300.75 - Step 4: Simplify right side
97,502,364.75x = 7,271,568,976,517,825 - Step 5: Solve for x
x = 7,271,568,976,517,825/97,502,364.75 - Step 6: Final answer
x = 74,578,385.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.