Finding the Fourth Proportional to 52,943,235.49, 73,063,439.30 and 29,422,763.60
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Solution
The fourth proportional to 52,943,235.49, 73,063,439.30 and 29,422,763.60 is: 40,604,399.83
Step by Step Solution
- Step 1: Write the proportion equation
52,943,235.49 : 73,063,439.30 = 29,422,763.60 : x - Step 2: Convert to fraction form
52,943,235.49/73,063,439.30 = 29,422,763.60/x - Step 3: Cross multiply
52,943,235.49x = 73,063,439.30 × 29,422,763.60 - Step 4: Simplify right side
52,943,235.49x = 2,149,728,302,035,089 - Step 5: Solve for x
x = 2,149,728,302,035,089/52,943,235.49 - Step 6: Final answer
x = 40,604,399.83
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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.