Finding the Fourth Proportional to 75,824,244.48, 104,528,626.56 and 54,056,421.12
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Solution
The fourth proportional to 75,824,244.48, 104,528,626.56 and 54,056,421.12 is: 74,520,273.76
Step by Step Solution
- Step 1: Write the proportion equation
75,824,244.48 : 104,528,626.56 = 54,056,421.12 : x - Step 2: Convert to fraction form
75,824,244.48/104,528,626.56 = 54,056,421.12/x - Step 3: Cross multiply
75,824,244.48x = 104,528,626.56 × 54,056,421.12 - Step 4: Simplify right side
75,824,244.48x = 5,650,443,456,422,577 - Step 5: Solve for x
x = 5,650,443,456,422,577/75,824,244.48 - Step 6: Final answer
x = 74,520,273.76
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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.