Finding the Fourth Proportional to 106,784,898.84, 147,368,882.09 and 59,739,165.81
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Solution
The fourth proportional to 106,784,898.84, 147,368,882.09 and 59,739,165.81 is: 82,443,249.74
Step by Step Solution
- Step 1: Write the proportion equation
106,784,898.84 : 147,368,882.09 = 59,739,165.81 : x - Step 2: Convert to fraction form
106,784,898.84/147,368,882.09 = 59,739,165.81/x - Step 3: Cross multiply
106,784,898.84x = 147,368,882.09 × 59,739,165.81 - Step 4: Simplify right side
106,784,898.84x = 8,803,694,082,926,620 - Step 5: Solve for x
x = 8,803,694,082,926,620/106,784,898.84 - Step 6: Final answer
x = 82,443,249.74
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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.