Finding the Fourth Proportional to 171,217.99, 236,281.22 and 94,742.65
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Solution
The fourth proportional to 171,217.99, 236,281.22 and 94,742.65 is: 130,745.07
Step by Step Solution
- Step 1: Write the proportion equation
171,217.99 : 236,281.22 = 94,742.65 : x - Step 2: Convert to fraction form
171,217.99/236,281.22 = 94,742.65/x - Step 3: Cross multiply
171,217.99x = 236,281.22 × 94,742.65 - Step 4: Simplify right side
171,217.99x = 22,385,908,928.03 - Step 5: Solve for x
x = 22,385,908,928.03/171,217.99 - Step 6: Final answer
x = 130,745.07
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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.