Finding the Fourth Proportional to 70,926.44, 106,075.95 and 63,083.99
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Solution
The fourth proportional to 70,926.44, 106,075.95 and 63,083.99 is: 94,346.96
Step by Step Solution
- Step 1: Write the proportion equation
70,926.44 : 106,075.95 = 63,083.99 : x - Step 2: Convert to fraction form
70,926.44/106,075.95 = 63,083.99/x - Step 3: Cross multiply
70,926.44x = 106,075.95 × 63,083.99 - Step 4: Simplify right side
70,926.44x = 6,691,694,169.04 - Step 5: Solve for x
x = 6,691,694,169.04/70,926.44 - Step 6: Final answer
x = 94,346.96
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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.