Finding the Fourth Proportional to 104,129.01, 156,199.56 and 29,254.99
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Solution
The fourth proportional to 104,129.01, 156,199.56 and 29,254.99 is: 43,884.18
Step by Step Solution
- Step 1: Write the proportion equation
104,129.01 : 156,199.56 = 29,254.99 : x - Step 2: Convert to fraction form
104,129.01/156,199.56 = 29,254.99/x - Step 3: Cross multiply
104,129.01x = 156,199.56 × 29,254.99 - Step 4: Simplify right side
104,129.01x = 4,569,615,784.81 - Step 5: Solve for x
x = 4,569,615,784.81/104,129.01 - Step 6: Final answer
x = 43,884.18
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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.