Finding the Fourth Proportional to 162,695.45, 224,518.00 and 91,076.06
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Solution
The fourth proportional to 162,695.45, 224,518.00 and 91,076.06 is: 125,683.99
Step by Step Solution
- Step 1: Write the proportion equation
162,695.45 : 224,518.00 = 91,076.06 : x - Step 2: Convert to fraction form
162,695.45/224,518.00 = 91,076.06/x - Step 3: Cross multiply
162,695.45x = 224,518.00 × 91,076.06 - Step 4: Simplify right side
162,695.45x = 20,448,213,261.11 - Step 5: Solve for x
x = 20,448,213,261.11/162,695.45 - Step 6: Final answer
x = 125,683.99
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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.