Finding the Fourth Proportional to 89,983,213.04, 124,176,644.52 and 48,729,977.84
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Solution
The fourth proportional to 89,983,213.04, 124,176,644.52 and 48,729,977.84 is: 67,247,266.81
Step by Step Solution
- Step 1: Write the proportion equation
89,983,213.04 : 124,176,644.52 = 48,729,977.84 : x - Step 2: Convert to fraction form
89,983,213.04/124,176,644.52 = 48,729,977.84/x - Step 3: Cross multiply
89,983,213.04x = 124,176,644.52 × 48,729,977.84 - Step 4: Simplify right side
89,983,213.04x = 6,051,125,135,705,158 - Step 5: Solve for x
x = 6,051,125,135,705,158/89,983,213.04 - Step 6: Final answer
x = 67,247,266.81
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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.