Finding the Fourth Proportional to 84,541.84, 116,671.36 and 46,816.08
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Solution
The fourth proportional to 84,541.84, 116,671.36 and 46,816.08 is: 64,608.20
Step by Step Solution
- Step 1: Write the proportion equation
84,541.84 : 116,671.36 = 46,816.08 : x - Step 2: Convert to fraction form
84,541.84/116,671.36 = 46,816.08/x - Step 3: Cross multiply
84,541.84x = 116,671.36 × 46,816.08 - Step 4: Simplify right side
84,541.84x = 5,462,095,723.47 - Step 5: Solve for x
x = 5,462,095,723.47/84,541.84 - Step 6: Final answer
x = 64,608.20
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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.