Finding the Fourth Proportional to 114,240.08, 157,656.24 and 63,252.81
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Solution
The fourth proportional to 114,240.08, 157,656.24 and 63,252.81 is: 87,291.60
Step by Step Solution
- Step 1: Write the proportion equation
114,240.08 : 157,656.24 = 63,252.81 : x - Step 2: Convert to fraction form
114,240.08/157,656.24 = 63,252.81/x - Step 3: Cross multiply
114,240.08x = 157,656.24 × 63,252.81 - Step 4: Simplify right side
114,240.08x = 9,972,199,151.22 - Step 5: Solve for x
x = 9,972,199,151.22/114,240.08 - Step 6: Final answer
x = 87,291.60
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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.