Finding the Fourth Proportional to 176,702.08, 265,138.26 and 87,963.40
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Solution
The fourth proportional to 176,702.08, 265,138.26 and 87,963.40 is: 131,987.48
Step by Step Solution
- Step 1: Write the proportion equation
176,702.08 : 265,138.26 = 87,963.40 : x - Step 2: Convert to fraction form
176,702.08/265,138.26 = 87,963.40/x - Step 3: Cross multiply
176,702.08x = 265,138.26 × 87,963.40 - Step 4: Simplify right side
176,702.08x = 23,322,462,819.68 - Step 5: Solve for x
x = 23,322,462,819.68/176,702.08 - Step 6: Final answer
x = 131,987.48
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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.