Finding the Fourth Proportional to 89,822,882.18, 123,955,490.58 and 48,569,676.14
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Solution
The fourth proportional to 89,822,882.18, 123,955,490.58 and 48,569,676.14 is: 67,026,106.12
Step by Step Solution
- Step 1: Write the proportion equation
89,822,882.18 : 123,955,490.58 = 48,569,676.14 : x - Step 2: Convert to fraction form
89,822,882.18/123,955,490.58 = 48,569,676.14/x - Step 3: Cross multiply
89,822,882.18x = 123,955,490.58 × 48,569,676.14 - Step 4: Simplify right side
89,822,882.18x = 6,020,478,033,245,421 - Step 5: Solve for x
x = 6,020,478,033,245,421/89,822,882.18 - Step 6: Final answer
x = 67,026,106.12
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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.