Finding the Fourth Proportional to 84,803.24, 117,037.79 and 48,508.04
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Solution
The fourth proportional to 84,803.24, 117,037.79 and 48,508.04 is: 66,946.42
Step by Step Solution
- Step 1: Write the proportion equation
84,803.24 : 117,037.79 = 48,508.04 : x - Step 2: Convert to fraction form
84,803.24/117,037.79 = 48,508.04/x - Step 3: Cross multiply
84,803.24x = 117,037.79 × 48,508.04 - Step 4: Simplify right side
84,803.24x = 5,677,272,971.10 - Step 5: Solve for x
x = 5,677,272,971.10/84,803.24 - Step 6: Final answer
x = 66,946.42
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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.