Finding the Fourth Proportional to 113,362.13, 169,993.99 and 66,024.52
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Solution
The fourth proportional to 113,362.13, 169,993.99 and 66,024.52 is: 99,008.12
Step by Step Solution
- Step 1: Write the proportion equation
113,362.13 : 169,993.99 = 66,024.52 : x - Step 2: Convert to fraction form
113,362.13/169,993.99 = 66,024.52/x - Step 3: Cross multiply
113,362.13x = 169,993.99 × 66,024.52 - Step 4: Simplify right side
113,362.13x = 11,223,771,592.63 - Step 5: Solve for x
x = 11,223,771,592.63/113,362.13 - Step 6: Final answer
x = 99,008.12
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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.