Finding the Fourth Proportional to 114,325.76, 157,763.16 and 63,334.44
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Solution
The fourth proportional to 114,325.76, 157,763.16 and 63,334.44 is: 87,397.99
Step by Step Solution
- Step 1: Write the proportion equation
114,325.76 : 157,763.16 = 63,334.44 : x - Step 2: Convert to fraction form
114,325.76/157,763.16 = 63,334.44/x - Step 3: Cross multiply
114,325.76x = 157,763.16 × 63,334.44 - Step 4: Simplify right side
114,325.76x = 9,991,841,391.23 - Step 5: Solve for x
x = 9,991,841,391.23/114,325.76 - Step 6: Final answer
x = 87,397.99
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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.