Finding the Fourth Proportional to 69,874,076.01, 96,429,175.65 and 38,934,237.09
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Solution
The fourth proportional to 69,874,076.01, 96,429,175.65 and 38,934,237.09 is: 53,730,891.36
Step by Step Solution
- Step 1: Write the proportion equation
69,874,076.01 : 96,429,175.65 = 38,934,237.09 : x - Step 2: Convert to fraction form
69,874,076.01/96,429,175.65 = 38,934,237.09/x - Step 3: Cross multiply
69,874,076.01x = 96,429,175.65 × 38,934,237.09 - Step 4: Simplify right side
69,874,076.01x = 3,754,396,387,511,964.50 - Step 5: Solve for x
x = 3,754,396,387,511,964.50/69,874,076.01 - Step 6: Final answer
x = 53,730,891.36
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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.