Finding the Fourth Proportional to 168,739.52, 232,853.16 and 97,121.84
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Solution
The fourth proportional to 168,739.52, 232,853.16 and 97,121.84 is: 134,023.89
Step by Step Solution
- Step 1: Write the proportion equation
168,739.52 : 232,853.16 = 97,121.84 : x - Step 2: Convert to fraction form
168,739.52/232,853.16 = 97,121.84/x - Step 3: Cross multiply
168,739.52x = 232,853.16 × 97,121.84 - Step 4: Simplify right side
168,739.52x = 22,615,127,349.01 - Step 5: Solve for x
x = 22,615,127,349.01/168,739.52 - Step 6: Final answer
x = 134,023.89
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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.