Finding the Fourth Proportional to 107,011,891.70, 160,517,837.55 and 26,232,859.70
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Solution
The fourth proportional to 107,011,891.70, 160,517,837.55 and 26,232,859.70 is: 39,349,289.55
Step by Step Solution
- Step 1: Write the proportion equation
107,011,891.70 : 160,517,837.55 = 26,232,859.70 : x - Step 2: Convert to fraction form
107,011,891.70/160,517,837.55 = 26,232,859.70/x - Step 3: Cross multiply
107,011,891.70x = 160,517,837.55 × 26,232,859.70 - Step 4: Simplify right side
107,011,891.70x = 4,210,841,911,796,542 - Step 5: Solve for x
x = 4,210,841,911,796,542/107,011,891.70 - Step 6: Final answer
x = 39,349,289.55
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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.