Finding the Fourth Proportional to 115,811.04, 173,714.74 and 36,924.74
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Solution
The fourth proportional to 115,811.04, 173,714.74 and 36,924.74 is: 55,386.52
Step by Step Solution
- Step 1: Write the proportion equation
115,811.04 : 173,714.74 = 36,924.74 : x - Step 2: Convert to fraction form
115,811.04/173,714.74 = 36,924.74/x - Step 3: Cross multiply
115,811.04x = 173,714.74 × 36,924.74 - Step 4: Simplify right side
115,811.04x = 6,414,370,647.78 - Step 5: Solve for x
x = 6,414,370,647.78/115,811.04 - Step 6: Final answer
x = 55,386.52
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1.5x scale
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.