Finding the Fourth Proportional to 114,024.26, 157,339.84 and 63,030.12
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Solution
The fourth proportional to 114,024.26, 157,339.84 and 63,030.12 is: 86,974.03
Step by Step Solution
- Step 1: Write the proportion equation
114,024.26 : 157,339.84 = 63,030.12 : x - Step 2: Convert to fraction form
114,024.26/157,339.84 = 63,030.12/x - Step 3: Cross multiply
114,024.26x = 157,339.84 × 63,030.12 - Step 4: Simplify right side
114,024.26x = 9,917,148,995.98 - Step 5: Solve for x
x = 9,917,148,995.98/114,024.26 - Step 6: Final answer
x = 86,974.03
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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.