Finding the Fourth Proportional to 106,597,810.84, 147,102,268.82 and 59,555,237.66
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Solution
The fourth proportional to 106,597,810.84, 147,102,268.82 and 59,555,237.66 is: 82,184,713.84
Step by Step Solution
- Step 1: Write the proportion equation
106,597,810.84 : 147,102,268.82 = 59,555,237.66 : x - Step 2: Convert to fraction form
106,597,810.84/147,102,268.82 = 59,555,237.66/x - Step 3: Cross multiply
106,597,810.84x = 147,102,268.82 × 59,555,237.66 - Step 4: Simplify right side
106,597,810.84x = 8,760,710,579,900,307 - Step 5: Solve for x
x = 8,760,710,579,900,307/106,597,810.84 - Step 6: Final answer
x = 82,184,713.84
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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.