Finding the Fourth Proportional to 124,208.64, 186,079.68 and 96,370.56
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Solution
The fourth proportional to 124,208.64, 186,079.68 and 96,370.56 is: 144,374.84
Step by Step Solution
- Step 1: Write the proportion equation
124,208.64 : 186,079.68 = 96,370.56 : x - Step 2: Convert to fraction form
124,208.64/186,079.68 = 96,370.56/x - Step 3: Cross multiply
124,208.64x = 186,079.68 × 96,370.56 - Step 4: Simplify right side
124,208.64x = 17,932,602,966.22 - Step 5: Solve for x
x = 17,932,602,966.22/124,208.64 - Step 6: Final answer
x = 144,374.84
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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.