Finding the Fourth Proportional to 113,950.53, 157,252.19 and 63,649.53
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Solution
The fourth proportional to 113,950.53, 157,252.19 and 63,649.53 is: 87,836.60
Step by Step Solution
- Step 1: Write the proportion equation
113,950.53 : 157,252.19 = 63,649.53 : x - Step 2: Convert to fraction form
113,950.53/157,252.19 = 63,649.53/x - Step 3: Cross multiply
113,950.53x = 157,252.19 × 63,649.53 - Step 4: Simplify right side
113,950.53x = 10,009,027,666.72 - Step 5: Solve for x
x = 10,009,027,666.72/113,950.53 - Step 6: Final answer
x = 87,836.60
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1.5x scale
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.