Finding the Fourth Proportional to 98,214.02, 135,535.37 and 53,502.02
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Solution
The fourth proportional to 98,214.02, 135,535.37 and 53,502.02 is: 73,832.80
Step by Step Solution
- Step 1: Write the proportion equation
98,214.02 : 135,535.37 = 53,502.02 : x - Step 2: Convert to fraction form
98,214.02/135,535.37 = 53,502.02/x - Step 3: Cross multiply
98,214.02x = 135,535.37 × 53,502.02 - Step 4: Simplify right side
98,214.02x = 7,251,416,076.45 - Step 5: Solve for x
x = 7,251,416,076.45/98,214.02 - Step 6: Final answer
x = 73,832.80
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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.