Finding the Fourth Proportional to 125,930,238.84, 173,789,124.35 and 70,175,735.64
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Solution
The fourth proportional to 125,930,238.84, 173,789,124.35 and 70,175,735.64 is: 96,845,521.45
Step by Step Solution
- Step 1: Write the proportion equation
125,930,238.84 : 173,789,124.35 = 70,175,735.64 : x - Step 2: Convert to fraction form
125,930,238.84/173,789,124.35 = 70,175,735.64/x - Step 3: Cross multiply
125,930,238.84x = 173,789,124.35 × 70,175,735.64 - Step 4: Simplify right side
125,930,238.84x = 12,195,779,647,141,808 - Step 5: Solve for x
x = 12,195,779,647,141,808/125,930,238.84 - Step 6: Final answer
x = 96,845,521.45
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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.