Finding the Fourth Proportional to 114,087.36, 170,946.36 and 69,579.48
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Solution
The fourth proportional to 114,087.36, 170,946.36 and 69,579.48 is: 104,256.59
Step by Step Solution
- Step 1: Write the proportion equation
114,087.36 : 170,946.36 = 69,579.48 : x - Step 2: Convert to fraction form
114,087.36/170,946.36 = 69,579.48/x - Step 3: Cross multiply
114,087.36x = 170,946.36 × 69,579.48 - Step 4: Simplify right side
114,087.36x = 11,894,358,836.69 - Step 5: Solve for x
x = 11,894,358,836.69/114,087.36 - Step 6: Final answer
x = 104,256.59
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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.