Finding the Fourth Proportional to 74,805,238.24, 103,226,891.40 and 41,767,579.10
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Solution
The fourth proportional to 74,805,238.24, 103,226,891.40 and 41,767,579.10 is: 57,636,837.38
Step by Step Solution
- Step 1: Write the proportion equation
74,805,238.24 : 103,226,891.40 = 41,767,579.10 : x - Step 2: Convert to fraction form
74,805,238.24/103,226,891.40 = 41,767,579.10/x - Step 3: Cross multiply
74,805,238.24x = 103,226,891.40 × 41,767,579.10 - Step 4: Simplify right side
74,805,238.24x = 4,311,537,351,796,610 - Step 5: Solve for x
x = 4,311,537,351,796,610/74,805,238.24 - Step 6: Final answer
x = 57,636,837.38
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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.