Finding the Fourth Proportional to 53,553,480.96, 73,904,293.44 and 29,107,257.60
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Solution
The fourth proportional to 53,553,480.96, 73,904,293.44 and 29,107,257.60 is: 40,168,281.66
Step by Step Solution
- Step 1: Write the proportion equation
53,553,480.96 : 73,904,293.44 = 29,107,257.60 : x - Step 2: Convert to fraction form
53,553,480.96/73,904,293.44 = 29,107,257.60/x - Step 3: Cross multiply
53,553,480.96x = 73,904,293.44 × 29,107,257.60 - Step 4: Simplify right side
53,553,480.96x = 2,151,151,306,904,070.25 - Step 5: Solve for x
x = 2,151,151,306,904,070.25/53,553,480.96 - Step 6: Final answer
x = 40,168,281.66
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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.