Finding the Fourth Proportional to 53,725,239.84, 80,604,895.68 and 19,180,900.92
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Solution
The fourth proportional to 53,725,239.84, 80,604,895.68 and 19,180,900.92 is: 28,777,433.52
Step by Step Solution
- Step 1: Write the proportion equation
53,725,239.84 : 80,604,895.68 = 19,180,900.92 : x - Step 2: Convert to fraction form
53,725,239.84/80,604,895.68 = 19,180,900.92/x - Step 3: Cross multiply
53,725,239.84x = 80,604,895.68 × 19,180,900.92 - Step 4: Simplify right side
53,725,239.84x = 1,546,074,517,609,111.50 - Step 5: Solve for x
x = 1,546,074,517,609,111.50/53,725,239.84 - Step 6: Final answer
x = 28,777,433.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.