Finding the Fourth Proportional to 163,538.19, 245,056.88 and 110,031.96
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Solution
The fourth proportional to 163,538.19, 245,056.88 and 110,031.96 is: 164,879.46
Step by Step Solution
- Step 1: Write the proportion equation
163,538.19 : 245,056.88 = 110,031.96 : x - Step 2: Convert to fraction form
163,538.19/245,056.88 = 110,031.96/x - Step 3: Cross multiply
163,538.19x = 245,056.88 × 110,031.96 - Step 4: Simplify right side
163,538.19x = 26,964,088,134.14 - Step 5: Solve for x
x = 26,964,088,134.14/163,538.19 - Step 6: Final answer
x = 164,879.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.