Finding the Fourth Proportional to 62,722,534.80, 94,083,802.20 and 49,117,645.20
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Solution
The fourth proportional to 62,722,534.80, 94,083,802.20 and 49,117,645.20 is: 73,676,467.80
Step by Step Solution
- Step 1: Write the proportion equation
62,722,534.80 : 94,083,802.20 = 49,117,645.20 : x - Step 2: Convert to fraction form
62,722,534.80/94,083,802.20 = 49,117,645.20/x - Step 3: Cross multiply
62,722,534.80x = 94,083,802.20 × 49,117,645.20 - Step 4: Simplify right side
62,722,534.80x = 4,621,174,815,526,580 - Step 5: Solve for x
x = 4,621,174,815,526,580/62,722,534.80 - Step 6: Final answer
x = 73,676,467.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.