Finding the Fourth Proportional to 125,844.18, 173,668.41 and 69,259.02
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Solution
The fourth proportional to 125,844.18, 173,668.41 and 69,259.02 is: 95,579.34
Step by Step Solution
- Step 1: Write the proportion equation
125,844.18 : 173,668.41 = 69,259.02 : x - Step 2: Convert to fraction form
125,844.18/173,668.41 = 69,259.02/x - Step 3: Cross multiply
125,844.18x = 173,668.41 × 69,259.02 - Step 4: Simplify right side
125,844.18x = 12,028,103,881.56 - Step 5: Solve for x
x = 12,028,103,881.56/125,844.18 - Step 6: Final answer
x = 95,579.34
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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.