Finding the Fourth Proportional to 96,916,682.56, 133,794,380.99 and 74,840,623.42
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Solution
The fourth proportional to 96,916,682.56, 133,794,380.99 and 74,840,623.42 is: 103,318,176.17
Step by Step Solution
- Step 1: Write the proportion equation
96,916,682.56 : 133,794,380.99 = 74,840,623.42 : x - Step 2: Convert to fraction form
96,916,682.56/133,794,380.99 = 74,840,623.42/x - Step 3: Cross multiply
96,916,682.56x = 133,794,380.99 × 74,840,623.42 - Step 4: Simplify right side
96,916,682.56x = 10,013,254,882,341,422 - Step 5: Solve for x
x = 10,013,254,882,341,422/96,916,682.56 - Step 6: Final answer
x = 103,318,176.17
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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.