Finding the Fourth Proportional to 114,059.44, 157,395.62 and 63,069.20
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Solution
The fourth proportional to 114,059.44, 157,395.62 and 63,069.20 is: 87,031.95
Step by Step Solution
- Step 1: Write the proportion equation
114,059.44 : 157,395.62 = 63,069.20 : x - Step 2: Convert to fraction form
114,059.44/157,395.62 = 63,069.20/x - Step 3: Cross multiply
114,059.44x = 157,395.62 × 63,069.20 - Step 4: Simplify right side
114,059.44x = 9,926,815,836.90 - Step 5: Solve for x
x = 9,926,815,836.90/114,059.44 - Step 6: Final answer
x = 87,031.95
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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.