Finding the Fourth Proportional to 84,948.22, 117,231.55 and 46,710.68
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Solution
The fourth proportional to 84,948.22, 117,231.55 and 46,710.68 is: 64,462.39
Step by Step Solution
- Step 1: Write the proportion equation
84,948.22 : 117,231.55 = 46,710.68 : x - Step 2: Convert to fraction form
84,948.22/117,231.55 = 46,710.68/x - Step 3: Cross multiply
84,948.22x = 117,231.55 × 46,710.68 - Step 4: Simplify right side
84,948.22x = 5,475,964,598.24 - Step 5: Solve for x
x = 5,475,964,598.24/84,948.22 - Step 6: Final answer
x = 64,462.39
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1.5x scale
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.