Finding the Fourth Proportional to 58,074,207.36, 80,159,329.85 and 37,960,127.18
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Solution
The fourth proportional to 58,074,207.36, 80,159,329.85 and 37,960,127.18 is: 52,396,037.65
Step by Step Solution
- Step 1: Write the proportion equation
58,074,207.36 : 80,159,329.85 = 37,960,127.18 : x - Step 2: Convert to fraction form
58,074,207.36/80,159,329.85 = 37,960,127.18/x - Step 3: Cross multiply
58,074,207.36x = 80,159,329.85 × 37,960,127.18 - Step 4: Simplify right side
58,074,207.36x = 3,042,858,355,178,973 - Step 5: Solve for x
x = 3,042,858,355,178,973/58,074,207.36 - Step 6: Final answer
x = 52,396,037.65
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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.