Finding the Fourth Proportional to 125,388,252.94, 173,031,048.56 and 69,637,264.62
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Solution
The fourth proportional to 125,388,252.94, 173,031,048.56 and 69,637,264.62 is: 96,096,792.43
Step by Step Solution
- Step 1: Write the proportion equation
125,388,252.94 : 173,031,048.56 = 69,637,264.62 : x - Step 2: Convert to fraction form
125,388,252.94/173,031,048.56 = 69,637,264.62/x - Step 3: Cross multiply
125,388,252.94x = 173,031,048.56 × 69,637,264.62 - Step 4: Simplify right side
125,388,252.94x = 12,049,408,916,048,790 - Step 5: Solve for x
x = 12,049,408,916,048,790/125,388,252.94 - Step 6: Final answer
x = 96,096,792.43
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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.