Finding the Fourth Proportional to 114,027.75, 157,363.16 and 63,726.75
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Solution
The fourth proportional to 114,027.75, 157,363.16 and 63,726.75 is: 87,945.63
Step by Step Solution
- Step 1: Write the proportion equation
114,027.75 : 157,363.16 = 63,726.75 : x - Step 2: Convert to fraction form
114,027.75/157,363.16 = 63,726.75/x - Step 3: Cross multiply
114,027.75x = 157,363.16 × 63,726.75 - Step 4: Simplify right side
114,027.75x = 10,028,242,437.90 - Step 5: Solve for x
x = 10,028,242,437.90/114,027.75 - Step 6: Final answer
x = 87,945.63
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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.