Finding the Fourth Proportional to 114,317.69, 171,440.18 and 106,854.65
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Solution
The fourth proportional to 114,317.69, 171,440.18 and 106,854.65 is: 160,247.99
Step by Step Solution
- Step 1: Write the proportion equation
114,317.69 : 171,440.18 = 106,854.65 : x - Step 2: Convert to fraction form
114,317.69/171,440.18 = 106,854.65/x - Step 3: Cross multiply
114,317.69x = 171,440.18 × 106,854.65 - Step 4: Simplify right side
114,317.69x = 18,319,180,429.84 - Step 5: Solve for x
x = 18,319,180,429.84/114,317.69 - Step 6: Final answer
x = 160,247.99
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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.